测绘编程技术 大地坐标转换
资源文件列表(大概)
大地坐标转换/.vs/大地坐标转换/v17/.suo
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大地坐标转换/.vs/大地坐标转换/v17/DocumentLayout.json
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大地坐标转换/大地坐标转换.docx
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大地坐标转换/大地坐标转换/.vs/2022114457_地信2班_梁奇-大地坐标转换.csproj.dtbcache.json
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大地坐标转换/大地坐标转换/App.config
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大地坐标转换/大地坐标转换/bin/Debug/
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大地坐标转换/大地坐标转换/bin/Debug/2022114457_地信2班_梁奇-大地坐标转换.exe
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大地坐标转换/大地坐标转换/bin/Debug/2022114457_地信2班_梁奇-大地坐标转换.exe.config
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大地坐标转换/大地坐标转换/bin/Debug/2022114457_地信2班_梁奇-大地坐标转换.pdb
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大地坐标转换/大地坐标转换/bin/Debug/Microsoft.Data.Tools.Components.dll
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大地坐标转换/大地坐标转换/bin/Debug/Microsoft.Data.Tools.Schema.Sql.UnitTesting.dll
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大地坐标转换/大地坐标转换/bin/Debug/Microsoft.Data.Tools.Schema.Sql.UnitTestingAdapter.dll
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大地坐标转换/大地坐标转换/bin/Debug/Microsoft.VisualStudio.QualityTools.UnitTestFramework.dll
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大地坐标转换/大地坐标转换/bin/Debug/zh-Hans/
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大地坐标转换/大地坐标转换/bin/Debug/zh-Hans/Microsoft.Data.Tools.Schema.Sql.UnitTesting.resources.dll
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大地坐标转换/大地坐标转换/bin/Debug/zh-Hans/Microsoft.VisualStudio.QualityTools.UnitTestFramework.resources.dll
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大地坐标转换/大地坐标转换/bin/Release/
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大地坐标转换/大地坐标转换/ClassDiagram1.cd
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大地坐标转换/大地坐标转换/DataBase.cs
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大地坐标转换/大地坐标转换/DataBase.Designer.cs
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大地坐标转换/大地坐标转换/DataBase.resx
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大地坐标转换/大地坐标转换/Gauss_fan.cs
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大地坐标转换/大地坐标转换/Gauss_zheng.cs
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大地坐标转换/大地坐标转换/Main.cs
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大地坐标转换/大地坐标转换/Main.Designer.cs
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大地坐标转换/大地坐标转换/Main.resx
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大地坐标转换/大地坐标转换/obj/Debug/
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大地坐标转换/大地坐标转换/obj/Debug/.NETFramework,Version=v4.7.2.AssemblyAttributes.cs
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大地坐标转换/大地坐标转换/obj/Debug/.NETFramework,Version=v4.8.AssemblyAttributes.cs
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大地坐标转换/大地坐标转换/obj/Debug/_2022114457_地信2班_梁奇_大地坐标转换.DataBase.resources
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大地坐标转换/大地坐标转换/obj/Debug/_2022114457_地信2班_梁奇_大地坐标转换.Main.resources
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大地坐标转换/大地坐标转换/obj/Debug/_2022114457_地信2班_梁奇_大地坐标转换.Properties.Resources.resources
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大地坐标转换/大地坐标转换/obj/Debug/20221144.97307C0D.Up2Date
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大地坐标转换/大地坐标转换/obj/Debug/2022114457_地信2班_梁奇-大地坐标转换.csproj.AssemblyReference.cache
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大地坐标转换/大地坐标转换/obj/Debug/2022114457_地信2班_梁奇-大地坐标转换.csproj.CoreCompileInputs.cache
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大地坐标转换/大地坐标转换/obj/Debug/2022114457_地信2班_梁奇-大地坐标转换.csproj.FileListAbsolute.txt
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大地坐标转换/大地坐标转换/obj/Debug/2022114457_地信2班_梁奇-大地坐标转换.csproj.GenerateResource.cache
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大地坐标转换/大地坐标转换/obj/Debug/2022114457_地信2班_梁奇-大地坐标转换.exe
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大地坐标转换/大地坐标转换/obj/Debug/2022114457_地信2班_梁奇-大地坐标转换.pdb
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大地坐标转换/大地坐标转换/obj/Debug/DesignTimeResolveAssemblyReferences.cache
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大地坐标转换/大地坐标转换/obj/Debug/DesignTimeResolveAssemblyReferencesInput.cache
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大地坐标转换/大地坐标转换/obj/Debug/TempPE/
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大地坐标转换/大地坐标转换/obj/Debug/TempPE/Properties.Resources.Designer.cs.dll
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大地坐标转换/大地坐标转换/obj/Debug/大地坐标转换.csproj.AssemblyReference.cache
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大地坐标转换/大地坐标转换/Program.cs
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大地坐标转换/大地坐标转换/Properties/
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大地坐标转换/大地坐标转换/Properties/AssemblyInfo.cs
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大地坐标转换/大地坐标转换/Properties/Resources.Designer.cs
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大地坐标转换/大地坐标转换/Properties/Resources.resx
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大地坐标转换/大地坐标转换/Properties/Settings.Designer.cs
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大地坐标转换/大地坐标转换/Properties/Settings.settings
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大地坐标转换/大地坐标转换/大地坐标转换.csproj
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资源内容介绍
在X南某知名211高校的测绘类大二内业实习中，运用C#语言开发一个数据处理与分析系统，不仅能够提升学生的编程技能，还能加深对测绘数据处理流程的理解。该项目旨在通过实践，让学生将课堂上学到的理论知识应用于实际问题的解决中，即便项目初始设计或某些功能实现上可能不完全精确或完美，但对于实习目的而言已足够充分。在开发过程中，建议学生根据实际需求调整和优化代码，特别是变量命名部分，应尽量避免使用过于笼统或不易理解的名称，转而采用更具描述性和项目特定性的命名方式。这样做不仅有助于代码的可读性和维护性，也是编程规范的重要体现。此外，编写实习报告时，虽然公式和核心算法逻辑可以参考教材或网络资料，但报告的其余部分，如项目背景、需求分析、设计思路、实现过程、测试结果及改进建议等，都应由学生自行撰写，体现个人对项目的深入理解及独立思考能力。总之，通过这样一次C#语言编程实践，学生不仅能够掌握一门重要的编程语言，还能在解决实际测绘数据处理问题的过程中，锻炼自己的问题分析能力、编程能力和团队协作能力，为未来的学习和职业生涯打下坚实的基础。同时，精心准备的实习报告也是展示自己学习成果和能力的重要途径。 <link href="/image.php?url=https://csdnimg.cn/release/download_crawler_static/css/base.min.css" rel="stylesheet"/><link href="/image.php?url=https://csdnimg.cn/release/download_crawler_static/css/fancy.min.css" rel="stylesheet"/><link href="/image.php?url=https://csdnimg.cn/release/download_crawler_static/89621421/raw.css" rel="stylesheet"/><div id="sidebar" style="display: none"><div id="outline"></div></div><div class="pf w0 h0" data-page-no="1" id="pf1"><div class="pc pc1 w0 h0"><img alt="" class="bi x0 y0 w1 h1" src="/image.php?url=https://csdnimg.cn/release/download_crawler_static/89621421/bg1.jpg"/><div class="c x0 y1 w0 h2"><div class="t m0 x1 h3 y2 ff1 fs0 fc0 sc0 ls0 ws0">1</div></div><div class="t m0 x2 h4 y3 ff2 fs1 fc0 sc0 ls0 ws0">课<span class="_ _0"> </span>程<span class="_ _0"> </span>名<span class="_ _0"> </span>：<span class="ff3"> </span>测绘应用程序课程设计<span class="ff3"> </span></div><div class="t m0 x3 h4 y4 ff2 fs1 fc0 sc0 ls0 ws0">题<span class="ff3"> </span>目：<span class="ff3"> </span>大地坐标转换<span class="ff3"> </span></div><div class="t m0 x3 h4 y5 ff3 fs1 fc0 sc0 ls0 ws0"> </div></div><div class="pi" data-data='{"ctm":[1.611830,0.000000,0.000000,1.611830,0.000000,0.000000]}'></div></div><div id="pf2" class="pf w0 h0" data-page-no="2"><div class="pc pc2 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="/image.php?url=https://csdnimg.cn/release/download_crawler_static/89621421/bg2.jpg"><div class="c x0 y1 w0 h2"><div class="t m0 x1 h3 y2 ff1 fs0 fc0 sc0 ls0 ws0">1</div></div><div class="t m0 x4 h5 y6 ff2 fs2 fc0 sc0 ls0 ws0">目录</div><div class="t m0 x5 h6 y7 ff4 fs3 fc0 sc1 ls0 ws0">一、需求分析<span class="_ _1"></span><span class="ff5 sc0">...........................................................................................................................................................1</span></div><div class="t m0 x6 h6 y8 ff3 fs3 fc0 sc0 ls0 ws0">1.1 <span class="ff2">性能需求<span class="ff1">...................................................................................................................................................1</span></span></div><div class="t m0 x6 h6 y9 ff3 fs3 fc0 sc0 ls0 ws0">1.2<span class="_ _2"> </span><span class="ff2">功能需求<span class="ff1">....................................................................................................................................................1</span></span></div><div class="t m0 x6 h6 ya ff3 fs3 fc0 sc0 ls0 ws0">1.3<span class="_ _2"> </span><span class="ff2">相关知识点<span class="ff1">................................................................................................................................................1</span></span></div><div class="t m0 x5 h6 yb ff4 fs3 fc0 sc1 ls0 ws0">二、概要设计<span class="_ _1"></span><span class="ff5 sc0">...........................................................................................................................................................2</span></div><div class="t m0 x6 h6 yc ff1 fs3 fc0 sc0 ls0 ws0">2.1<span class="ff3"> <span class="ff2">功能设计</span></span>....................................................................................................................................................2</div><div class="t m0 x6 h6 yd ff1 fs3 fc0 sc0 ls0 ws0">2.2<span class="ff3"> <span class="ff2">类设计</span></span>........................................................................................................................................................6</div><div class="t m0 x5 h6 ye ff4 fs3 fc0 sc1 ls0 ws0">三、详细设计<span class="_ _1"></span><span class="ff5 sc0">...........................................................................................................................................................8</span></div><div class="t m0 x6 h6 yf ff1 fs3 fc0 sc0 ls0 ws0">3.1 <span class="_"> </span><span class="ff2">文件格式数据读取与输出功能设计</span>........................................................................................................8</div><div class="t m0 x6 h6 y10 ff1 fs3 fc0 sc0 ls0 ws0">3.2<span class="ff3"> <span class="ff2">角度转换功能设计</span></span>....................................................................................................................................9</div><div class="t m0 x6 h6 y11 ff1 fs3 fc0 sc0 ls0 ws0">3.3<span class="ff3"> <span class="ff2">高斯投影正反算功能设计</span></span>......................................................................................................................10</div><div class="t m0 x6 h6 y12 ff1 fs3 fc0 sc0 ls0 ws0">3.4 <span class="_"> </span><span class="ff2">三度带与六度带的高斯平面坐标换算</span>..................................................................................................16</div><div class="t m0 x6 h6 y13 ff1 fs3 fc0 sc0 ls0 ws0">3.5<span class="_"> </span><span class="ff2">数据管理模块设计</span>...................................................................................................................................16</div><div class="t m0 x6 h6 y14 ff1 fs3 fc0 sc0 ls0 ws0">3.6<span class="_"> </span><span class="ff2">界面设计</span>...................................................................................................................................................19</div><div class="t m0 x5 h6 y15 ff4 fs3 fc0 sc1 ls0 ws0">四、测试说明<span class="_ _1"></span><span class="ff5 sc0">.........................................................................................................................................................21</span></div><div class="t m0 x6 h6 y16 ff1 fs3 fc0 sc0 ls0 ws0">4.1<span class="ff3"> <span class="ff2">测试数据</span></span>..................................................................................................................................................21</div><div class="t m0 x6 h6 y17 ff1 fs3 fc0 sc0 ls0 ws0">4.2<span class="ff3"> <span class="ff2">测试结果</span></span>..................................................................................................................................................21</div><div class="t m0 x5 h6 y18 ff4 fs3 fc0 sc1 ls0 ws0">五、操作使用说<span class="_ _3"></span>明<span class="_ _4"></span><span class="ff5 sc0">.................................................................................................................................................25</span></div><div class="t m0 x6 h6 y19 ff1 fs3 fc0 sc0 ls0 ws0">5.1 <span class="_"> </span><span class="ff2">主界面进行高斯正反算操作说明</span>..........................................................................................................25</div><div class="t m0 x6 h6 y1a ff1 fs3 fc0 sc0 ls0 ws0">5.2 <span class="_"> </span><span class="ff2">数据库操作说明</span>......................................................................................................................................27</div><div class="t m0 x5 h6 y1b ff4 fs3 fc0 sc1 ls0 ws0">六、结论<span class="_ _1"></span><span class="ff5 sc0">.................................................................................................................................................................27</span></div><div class="t m0 x5 h6 y1c ff4 fs3 fc0 sc1 ls0 ws0">附录<span class="_ _2"> </span><span class="ff5 sc0">A <span class="_ _5"> </span></span>椭球参数各种结<span class="_ _3"></span>构体源代码<span class="_ _4"></span><span class="ff5 sc0">.................................................................................................................27</span></div><div class="t m0 x5 h6 y1d ff4 fs3 fc0 sc1 ls0 ws0">附录<span class="_ _2"> </span><span class="ff5 sc0">B <span class="_ _5"> </span></span>高斯正算源代码<span class="_ _6"> </span><span class="ff5 sc0">.....................................................................................................................................29</span></div><div class="t m0 x5 h6 y1e ff4 fs3 fc0 sc1 ls0 ws0">附录<span class="_ _2"> </span><span class="ff5 sc0">C <span class="_ _5"> </span></span>高斯反算源代码<span class="_ _1"> </span><span class="ff5 sc0">.....................................................................................................................................30</span></div><div class="t m0 x5 h6 y1f ff4 fs3 fc0 sc1 ls0 ws0">附录<span class="_ _2"> </span><span class="ff5 sc0">D <span class="_ _5"> </span></span>子午线弧长计算<span class="_ _3"></span>源代码<span class="_ _4"></span><span class="ff5 sc0">.........................................................................................................................32</span></div><div class="t m0 x5 h6 y20 ff4 fs3 fc0 sc1 ls0 ws0">附录<span class="_ _2"> </span><span class="ff5 sc0">E <span class="_ _5"> </span></span>主界面计算源代<span class="_ _3"></span>码<span class="_ _7"> </span><span class="ff5 sc0">.................................................................................................................................33</span></div><div class="t m0 x5 h6 y21 ff4 fs3 fc0 sc1 ls0 ws0">附录<span class="_ _2"> </span><span class="ff5 sc0">F <span class="_ _5"> </span></span>数据库界面操作<span class="_ _3"></span>源代码<span class="_ _8"> </span><span class="ff5 sc0">.........................................................................................................................46</span></div><div class="t m0 x5 h6 y22 ff4 fs3 fc0 sc1 ls0 ws0">参考文献：<span class="ff5 sc0"> <span class="_ _9"> </span>...........................................................................................................................................................50</span></div><a class="l"><div class="d m1"></div></a><a class="l"><div class="d m1"></div></a><a class="l"><div class="d m1"></div></a><a class="l"><div class="d m1"></div></a><a class="l"><div class="d m1"></div></a><a class="l"><div class="d m1"></div></a><a class="l"><div class="d m1"></div></a><a class="l"><div class="d m1"></div></a><a class="l"><div class="d m1"></div></a><div class="d m1"></div><a class="l"><div class="d m1"></div></a><a class="l"><div class="d m1"></div></a><a class="l"><div class="d m1"></div></a><a class="l"><div class="d m1"></div></a><a class="l"><div class="d m1"></div></a><a class="l"><div class="d m1"></div></a><a class="l"><div class="d m1"></div></a><a class="l"><div class="d m1"></div></a><a class="l"><div class="d m1"></div></a><a class="l"><div class="d m1"></div></a><a class="l"><div class="d m1"></div></a><a class="l"><div class="d m1"></div></a><a class="l"><div class="d m1"></div></a><a class="l"><div class="d m1"></div></a><div class="d m1"></div><a class="l"><div class="d m1"></div></a><a class="l"><div class="d m1"></div></a><a class="l"><div class="d m1"></div></a></div><div class="pi" data-data='{"ctm":[1.611830,0.000000,0.000000,1.611830,0.000000,0.000000]}'></div></div><div id="pf3" class="pf w0 h0" data-page-no="3"><div class="pc pc3 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="/image.php?url=https://csdnimg.cn/release/download_crawler_static/89621421/bg3.jpg"><div class="c x0 y1 w0 h2"><div class="t m0 x1 h3 y2 ff1 fs0 fc0 sc0 ls0 ws0">1</div></div><div class="t m0 x3 h4 y23 ff4 fs1 fc0 sc1 ls0 ws0">一、需求<span class="_ _3"></span>分析</div><div class="t m0 x5 h7 y24 ff3 fs4 fc0 sc0 ls0 ws0">1.1 <span class="ff2">性能需求</span></div><div class="t m0 x2 h8 y25 ff3 fs5 fc0 sc0 ls0 ws0">1<span class="ff2">、精<span class="_ _3"></span>度需求<span class="_ _3"></span>：该软<span class="_ _3"></span>件对坐<span class="_ _3"></span>标的计<span class="_ _3"></span>算精度<span class="_ _3"></span>要求<span class="_ _3"></span>较高，<span class="_ _3"></span>为<span class="_ _a"> </span><span class="ff1">1um</span>。由<span class="_ _3"></span>于输入<span class="_ _3"></span>的参数<span class="_ _3"></span>精度</span></div><div class="t m0 x5 h8 y26 ff2 fs5 fc0 sc0 ls0 ws0">均较高<span class="_ _3"></span>，计算<span class="_ _3"></span>公式均<span class="_ _3"></span>按照《<span class="_ _3"></span>大地<span class="_ _3"></span>测量学<span class="_ _3"></span>基础（<span class="_ _3"></span>第二版<span class="_ _3"></span>）<span class="_ _b"></span>》</div><div class="t m0 x7 h9 y27 ff3 fs6 fc0 sc0 ls0 ws0">[2]</div><div class="t m0 x8 h8 y26 ff2 fs5 fc0 sc0 ls0 ws0">相应公<span class="_ _3"></span>式编写<span class="_ _3"></span>，因此<span class="_ _3"></span>满足用</div><div class="t m0 x5 h8 y28 ff2 fs5 fc0 sc0 ls0 ws0">户的精度需求。</div><div class="t m0 x2 h8 y29 ff3 fs5 fc0 sc0 ls0 ws0">2<span class="ff2">、<span class="_ _c"></span>软件需求<span class="_ _d"></span>：<span class="_ _d"></span><span class="ff1">Visual Studio 2022<span class="_"> </span><span class="ff2">用于编写程序，<span class="_ _c"></span>设计可视化界面。<span class="_ _c"></span><span class="ff1">SQL Server 2018</span></span></span></span></div><div class="t m0 x5 h8 y2a ff2 fs5 fc0 sc0 ls0 ws0">用于数据库的管理，进行数据的查询，输入等操作。</div><div class="t m0 x5 h7 y2b ff3 fs4 fc0 sc0 ls0 ws0">1.2<span class="_ _9"> </span><span class="ff2">功能需求</span></div><div class="t m0 x2 h8 y2c ff3 fs5 fc0 sc0 ls0 ws0">1<span class="ff2">、提供多种椭球参数：便于用户选择所需要的椭球参数来进行大地坐标解算。</span></div><div class="t m0 x2 h8 y2d ff3 fs5 fc0 sc0 ls0 ws0">2<span class="ff2">、高<span class="_ _3"></span>斯正反<span class="_ _3"></span>算及<span class="_ _3"></span>换带计<span class="_ _3"></span>算：利<span class="_ _3"></span>用高<span class="_ _3"></span>斯正反<span class="_ _3"></span>算公式<span class="_ _3"></span>编写<span class="_ _3"></span>的代码<span class="_ _3"></span>对输入<span class="_ _3"></span>的坐<span class="_ _3"></span>标数据<span class="_ _3"></span>进</span></div><div class="t m0 x5 h8 y2e ff2 fs5 fc0 sc0 ls0 ws0">行转换，同时实现不同带的数据，进行不同带的转换。</div><div class="t m0 x2 h8 y2f ff3 fs5 fc0 sc0 ls0 ws0">3<span class="ff2">、数<span class="_ _3"></span>据库的<span class="_ _3"></span>管理及<span class="_ _3"></span>操作<span class="_ _3"></span>：实现<span class="_ _3"></span>了坐标<span class="_ _3"></span>数据入<span class="_ _3"></span>库，<span class="_ _3"></span>在数据<span class="_ _3"></span>库中进<span class="_ _3"></span>行增删<span class="_ _3"></span>改查<span class="_ _3"></span>等操作<span class="_ _3"></span>。</span></div><div class="t m0 x2 h8 y30 ff3 fs5 fc0 sc0 ls0 ws0">4<span class="ff2">、地<span class="_ _3"></span>理经纬<span class="_ _3"></span>度（<span class="_ _3"></span>或高斯<span class="_ _3"></span>投影平<span class="_ _3"></span>面坐<span class="_ _3"></span>标）的<span class="_ _3"></span>文本文<span class="_ _3"></span>件的<span class="_ _3"></span>读取与<span class="_ _3"></span>导出：<span class="_ _3"></span>利用<span class="_ _3"></span>文件流<span class="_ _3"></span>实</span></div><div class="t m0 x5 h8 y31 ff2 fs5 fc0 sc0 ls0 ws0">现坐标数据导入程序，并在计算后导出相应的计算结果。</div><div class="t m0 x5 h7 y32 ff3 fs4 fc0 sc0 ls0 ws0">1.3<span class="_ _9"> </span><span class="ff2">相关知识点</span></div><div class="t m0 x2 h8 y33 ff3 fs5 fc0 sc0 ls0 ws0">1<span class="ff2">、大地主题解算涉及到大地测量学中的高斯正反算的知识；</span></div><div class="t m0 x2 h8 y34 ff3 fs5 fc0 sc0 ls0 ws0">2<span class="ff2">、椭球参数设置中，涉及一些椭球的参数以及部分参数的计算公式；</span></div><div class="t m0 x2 h8 y35 ff3 fs5 fc0 sc0 ls0 ws0">3<span class="ff2">、使用<span class="_ _a"> </span></span>C#<span class="ff2">的<span class="_ _a"> </span></span>WPF<span class="_ _e"> </span><span class="ff2">来进行可视化设计时，涉及一些控件的编程知识；</span></div><div class="t m0 x2 h8 y36 ff3 fs5 fc0 sc0 ls0 ws0">4<span class="ff2">、利用面向对象的方法进行程序设计过程中，涉及对象及类等相关知识；</span></div><div class="t m0 x2 h8 y37 ff3 fs5 fc0 sc0 ls0 ws0">5<span class="ff2">、利用<span class="_ _a"> </span></span>C#<span class="ff2">对数据<span class="_ _3"></span>库进行数据管<span class="_ _3"></span>理，涉及到了<span class="_ _a"> </span><span class="ff1">sql<span class="_"> </span></span>的<span class="_ _3"></span>语句，以及<span class="_ _a"> </span></span>C#<span class="ff2">如何<span class="_ _3"></span>使用<span class="_ _a"> </span></span>sql<span class="_ _e"> </span><span class="ff2">语</span></div><div class="t m0 x5 h8 y38 ff2 fs5 fc0 sc0 ls0 ws0">句来实现数据库的连接等；</div><div class="t m0 x2 h8 y39 ff3 fs5 fc0 sc0 ls0 ws0">6<span class="ff2">、利用<span class="_ _a"> </span></span>C#<span class="ff2">的文件流来进行文件的读取和输出时，涉<span class="_ _3"></span>及文件读取输出等相关知识进</span></div><div class="t m0 x5 h8 y3a ff2 fs5 fc0 sc0 ls0 ws0">行操作</div><div class="t m0 x3 h4 y3b ff4 fs1 fc0 sc1 ls0 ws0">二、概要<span class="_ _3"></span>设计</div><div class="t m0 x5 h7 y3c ff1 fs4 fc0 sc0 ls0 ws0">2.1<span class="ff3"> <span class="ff2">功能模块设计</span></span></div><div class="t m0 x2 h8 y3d ff3 fs5 fc0 sc0 ls0 ws0">1<span class="ff2">、文<span class="_ _3"></span>本文件<span class="_ _3"></span>的读<span class="_ _3"></span>入与导<span class="_ _3"></span>出功能<span class="_ _3"></span>：通<span class="_ _3"></span>过引入<span class="_ _3"></span></span>‘<span class="ff2">读取<span class="_ _3"></span>数据<span class="_ _3"></span></span>’<span class="ff2">与</span>‘<span class="_ _3"></span><span class="ff2">导出计<span class="_ _3"></span>算结<span class="_ _3"></span>果</span>’<span class="ff2">两<span class="_ _3"></span>大</span></div></div><div class="pi" data-data='{"ctm":[1.611830,0.000000,0.000000,1.611830,0.000000,0.000000]}'></div></div><div id="pf4" class="pf w0 h0" data-page-no="4"><div class="pc pc4 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="/image.php?url=https://csdnimg.cn/release/download_crawler_static/89621421/bg4.jpg"><div class="c x0 y1 w0 h2"><div class="t m0 x1 h3 y2 ff1 fs0 fc0 sc0 ls0 ws0">2</div></div><div class="t m0 x5 h8 y3e ff2 fs5 fc0 sc0 ls0 ws0">功能，<span class="_ _f"></span>我们能够无缝地从文本文件中提取所需数据，<span class="_ _f"></span>并高效地将处理后的结果以文本格</div><div class="t m0 x5 h8 y3f ff2 fs5 fc0 sc0 ls0 ws0">式输出。<span class="_ _f"></span>这一设计不仅极大地简化了对<span class="_ _e"> </span><span class="ff3">txt<span class="_ _a"> </span></span>等文本文件类型数据的处理流程，<span class="_ _f"></span>还打破了</div><div class="t m0 x5 h8 y40 ff2 fs5 fc0 sc0 ls0 ws0">传统数据导入导出过程中的格式壁垒，<span class="_ _10"></span>使得数据操作更加便捷、<span class="_ _10"></span>灵活。<span class="_ _10"></span>用户无需受限于</div><div class="t m0 x5 h8 y41 ff2 fs5 fc0 sc0 ls0 ws0">特定数据格式，<span class="_ _f"></span>即可轻松完成数据的读取与结果分享，<span class="_ _f"></span>极大地提升了数据处理的效率和</div><div class="t m0 x5 h8 y42 ff2 fs5 fc0 sc0 ls0 ws0">灵活性。</div><div class="t m0 x2 h8 y43 ff3 fs5 fc0 sc0 ls0 ws0">2<span class="ff2">、数<span class="_ _3"></span>据库管<span class="_ _3"></span>理功能<span class="_ _3"></span>：该<span class="_ _3"></span>程序集<span class="_ _3"></span>成了数<span class="_ _3"></span>据入库<span class="_ _3"></span>的核<span class="_ _3"></span>心功能<span class="_ _3"></span>，并全<span class="_ _3"></span>面支持<span class="_ _3"></span>数据<span class="_ _3"></span>的增加<span class="_ _3"></span>、</span></div><div class="t m0 x5 h8 y44 ff2 fs5 fc0 sc0 ls0 ws0">删除、<span class="_ _10"></span>查询及修改等关键操作。<span class="_ _10"></span>这一设计不仅确保了数据的安全存储，<span class="_ _10"></span>还通过直观易用</div><div class="t m0 x5 h8 y45 ff2 fs5 fc0 sc0 ls0 ws0">的界面或接口，<span class="_ _10"></span>为用户提供了便捷的数据管理途径。<span class="_ _10"></span>通过数据库管理，<span class="_ _10"></span>用户可以轻松实</div><div class="t m0 x5 h8 y46 ff2 fs5 fc0 sc0 ls0 ws0">现对海量数据的精细化操控，<span class="_ _10"></span>无论是数据的录入、<span class="_ _10"></span>维护还是更新，<span class="_ _10"></span>都能在保证数据安全</div><div class="t m0 x5 h8 y47 ff2 fs5 fc0 sc0 ls0 ws0">性的同时，显著提升工作效率和准确性。</div><div class="t m0 x2 h8 y48 ff3 fs5 fc0 sc0 ls0 ws0">3<span class="ff2">、高<span class="_ _3"></span>斯投影<span class="_ _3"></span>坐标<span class="_ _3"></span>正反算<span class="_ _3"></span>功能：<span class="_ _3"></span>选取<span class="_ _3"></span>了相应<span class="_ _3"></span>功能后<span class="_ _3"></span>，对<span class="_ _3"></span>读取的<span class="_ _3"></span>高斯平<span class="_ _3"></span>面坐<span class="_ _3"></span>标或大<span class="_ _3"></span>地</span></div><div class="t m0 x5 h8 y49 ff2 fs5 fc0 sc0 ls0 ws0">坐标进<span class="_ _3"></span>行转<span class="_ _3"></span>换，并<span class="_ _3"></span>显示<span class="_ _3"></span>在<span class="_ _a"> </span><span class="ff3">listView<span class="_ _a"> </span></span>的控件<span class="_ _3"></span>中，<span class="_ _3"></span>可实现<span class="_ _3"></span>单独<span class="_ _3"></span>计算与<span class="_ _3"></span>批量<span class="_ _3"></span>计算。<span class="_ _3"></span>从而<span class="_ _3"></span>使得</div><div class="t m0 x5 h8 y4a ff2 fs5 fc0 sc0 ls0 ws0">在减少了运行时间要求的同时，仍然保持不错的数据精度。</div><div class="t m0 x2 h8 y4b ff2 fs5 fc0 sc0 ls0 ws0">基础椭球参数：</div><div class="t m0 x9 h8 y4c ff2 fs5 fc0 sc0 ls0 ws0">椭圆的长半轴：<span class="ff3">a</span>；<span class="ff3"> </span>（<span class="ff3">2-1</span>）</div><div class="t m0 xa h8 y4d ff2 fs5 fc0 sc0 ls0 ws0">椭圆的短半轴：<span class="ff3">b</span>；<span class="ff3"> </span>（<span class="ff3">2-2</span>）</div><div class="t m0 xa h8 y4e ff2 fs5 fc0 sc0 ls0 ws0">椭圆的偏率：α<span class="ff3">=(a-b)/a; </span>（<span class="ff3">2-3</span>）</div><div class="t m0 xa h8 y4f ff2 fs5 fc0 sc0 ls0 ws0">椭圆<span class="_ _3"></span>的<span class="_ _3"></span>第一<span class="_ _3"></span>偏<span class="_ _3"></span>心<span class="_ _3"></span>率<span class="ff3">: <span class="_ _3"></span>e=</span></div><div class="c xb y50 w2 ha"><div class="t m2 xc hb y51 ff6 fs7 fc0 sc0 ls0 ws0">𝑎</div></div><div class="c xd y50 w3 hc"><div class="t m3 xe hd y52 ff7 fs8 fc0 sc0 ls0 ws0">2</div></div><div class="c xf y50 w4 ha"><div class="t m2 xc hb y51 ff6 fs7 fc0 sc0 ls0 ws0">―</div></div><div class="c x10 y50 w5 ha"><div class="t m2 xc hb y51 ff6 fs7 fc0 sc0 ls0 ws0">𝑏</div></div><div class="c x11 y50 w3 hc"><div class="t m3 xe hd y52 ff7 fs8 fc0 sc0 ls0 ws0">2</div></div><div class="c x12 y50 w2 he"><div class="t m2 xc hb y53 ff6 fs7 fc0 sc0 ls0 ws0">𝑎</div></div><div class="t m0 x13 h8 y4f ff3 fs5 fc0 sc0 ls0 ws0">; <span class="_ _3"></span> <span class="_ _3"></span> <span class="_ _3"></span> <span class="_ _3"></span> <span class="_ _3"></span> <span class="_ _3"></span> <span class="_ _3"></span> <span class="_ _3"></span> <span class="_ _3"></span> <span class="_ _3"></span> <span class="_ _3"></span> <span class="_ _3"></span> <span class="_ _3"></span> <span class="_ _3"></span> <span class="_ _3"></span> <span class="_ _3"></span> <span class="_ _3"></span> <span class="_ _3"></span> <span class="_ _3"></span> <span class="_ _3"></span> <span class="_ _3"></span> <span class="_ _3"></span> <span class="_ _3"></span> <span class="_ _3"></span> <span class="_ _3"></span> <span class="ff2">（<span class="_ _3"></span></span>2-4<span class="ff2">）</span></div><div class="t m0 xa h8 y54 ff2 fs5 fc0 sc0 ls0 ws0">椭圆<span class="_ _3"></span>的<span class="_ _3"></span>第<span class="_ _3"></span>二偏<span class="_ _3"></span>心<span class="_ _3"></span>率<span class="_ _3"></span>：<span class="ff3">e’==</span></div><div class="c x14 y50 w2 hf"><div class="t m2 xc hb y55 ff6 fs7 fc0 sc0 ls0 ws0">𝑎</div></div><div class="c x15 y50 w3 h10"><div class="t m3 xe hd y56 ff7 fs8 fc0 sc0 ls0 ws0">2</div></div><div class="c x16 y50 w4 hf"><div class="t m2 xc hb y55 ff6 fs7 fc0 sc0 ls0 ws0">―</div></div><div class="c x17 y50 w5 hf"><div class="t m2 xc hb y55 ff6 fs7 fc0 sc0 ls0 ws0">𝑏</div></div><div class="c x18 y50 w3 h10"><div class="t m3 xe hd y56 ff7 fs8 fc0 sc0 ls0 ws0">2</div></div><div class="c x19 y50 w6 h11"><div class="t m2 xc h12 y57 ff3 fs7 fc0 sc0 ls0 ws0">b</div></div><div class="t m0 x1a h8 y54 ff3 fs5 fc0 sc0 ls0 ws0">; <span class="_ _3"></span> <span class="_ _3"></span> <span class="_ _3"></span> <span class="_ _3"></span> <span class="_ _3"></span> <span class="_ _3"></span> <span class="_ _3"></span> <span class="_ _3"></span> <span class="_ _3"></span> <span class="_ _3"></span> <span class="_ _3"></span> <span class="_ _3"></span> <span class="_ _3"></span> <span class="_ _3"></span> <span class="_ _3"></span> <span class="_ _3"></span> <span class="_ _3"></span> <span class="_ _3"></span> <span class="_ _3"></span> <span class="_ _3"></span> <span class="_ _3"></span> <span class="_ _3"></span> <span class="_ _3"></span> <span class="_ _3"></span> <span class="_ _3"></span><span class="ff2">（<span class="_ _3"></span></span>2-5<span class="ff2">）</span></div><div class="t m0 xa h8 y58 ff2 fs5 fc0 sc0 ls0 ws0">其他的辅助函数：<span class="ff3">W=</span></div><div class="c x1b y50 w7 h13"><div class="t m0 x1c h14 y59 ff7 fs5 fc0 sc0 ls0 ws0">1</div></div><div class="c x1d y50 w8 h13"><div class="t m0 x1c h14 y59 ff6 fs5 fc0 sc0 ls0 ws0">―</div></div><div class="c x1e y50 w9 h15"><div class="t m0 x1c h8 y5a ff3 fs5 fc0 sc0 ls0 ws0">e</div></div><div class="c x1f y50 wa h16"><div class="t m2 xc hb y5b ff7 fs7 fc0 sc0 ls0 ws0">2</div></div><div class="c x20 y50 wb h15"><div class="t m0 x1c h8 y5a ff3 fs5 fc0 sc0 ls0 ws0">sin</div></div><div class="c x21 y50 wa h16"><div class="t m2 xc hb y5b ff7 fs7 fc0 sc0 ls0 ws0">2</div></div><div class="c x22 y50 w9 h17"><div class="t m0 x1c h8 y5c ff3 fs5 fc0 sc0 ls0 ws0">B</div></div><div class="t m0 x23 h8 y58 ff2 fs5 fc0 sc0 ls0 ws0">；<span class="ff3"> </span>（<span class="ff3">2-6</span>）</div><div class="t m0 xa h8 y5d ff3 fs5 fc0 sc0 ls0 ws0"> V=</div><div class="c x1b y50 w7 h18"><div class="t m0 x1c h14 y5e ff7 fs5 fc0 sc0 ls0 ws0">1</div></div><div class="c x1d y50 w8 h18"><div class="t m0 x1c h14 y5e ff6 fs5 fc0 sc0 ls0 ws0">―</div></div><div class="c x1e y50 w9 h19"><div class="t m0 x1c h8 y5f ff3 fs5 fc0 sc0 ls0 ws0">e</div></div><div class="c x24 y50 wc h18"><div class="t m0 x1c h14 y5e ff6 fs5 fc0 sc0 ls0 ws0">′</div></div><div class="c x14 y50 wa h1a"><div class="t m2 xc hb y60 ff7 fs7 fc0 sc0 ls0 ws0">2</div></div><div class="c x25 y50 wb h19"><div class="t m0 x1c h8 y5f ff3 fs5 fc0 sc0 ls0 ws0">sin</div></div><div class="c x26 y50 wa h1a"><div class="t m2 xc hb y60 ff7 fs7 fc0 sc0 ls0 ws0">2</div></div><div class="c x18 y50 w9 h1b"><div class="t m0 x1c h8 y61 ff3 fs5 fc0 sc0 ls0 ws0">B</div></div><div class="t m0 x27 h8 y5d ff3 fs5 fc0 sc0 ls0 ws0"> <span class="ff2">（</span>2-7<span class="ff2">）</span></div><div class="t m0 x2 h8 y62 ff3 fs5 fc0 sc0 ls0 ws0"> N=a/W; <span class="ff2">（</span>2-8<span class="ff2">）</span></div><div class="t m0 x2 h8 y63 ff2 fs5 fc0 sc0 ls0 ws0">高斯投影正算计算模型：</div><div class="t m0 x2 h8 y64 ff1 fs5 fc0 sc0 ls0 ws0">Step1<span class="ff2">：辅助计算公式</span></div><div class="t m0 x9 h8 y65 ff2 fs5 fc0 sc0 ls0 ws0">所需要的参数：</div><div class="c x28 y50 wd h1c"><div class="t m0 x1c h14 y66 ff6 fs5 fc0 sc0 ls0 ws0">𝑡</div></div><div class="c x29 y50 wa h1d"><div class="t m2 xc hb y67 ff7 fs7 fc0 sc0 ls0 ws0">1</div></div><div class="c x2a y50 we h1c"><div class="t m0 x1c h14 y66 ff7 fs5 fc0 sc0 ls0 ws0">=</div></div><div class="c x2b y50 wf h1c"><div class="t m0 x1c h14 y66 ff6 fs5 fc0 sc0 ls0 ws0">𝑡𝑔</div></div><div class="c x2c y50 w10 h1c"><div class="t m0 x1c h14 y66 ff6 fs5 fc0 sc0 ls0 ws0">𝐵</div></div><div class="c xd y50 wa h1d"><div class="t m2 xc hb y67 ff7 fs7 fc0 sc0 ls0 ws0">1</div></div><div class="c x2d y50 w11 h1c"><div class="t m0 x1c h14 y66 ff7 fs5 fc0 sc0 ls0 ws0">,</div></div><div class="c x24 y50 w12 h1c"><div class="t m0 x1c h14 y66 ff6 fs5 fc0 sc0 ls0 ws0">𝜂</div></div><div class="c x10 y50 wa h1d"><div class="t m2 xc hb y67 ff7 fs7 fc0 sc0 ls0 ws0">1</div></div><div class="c x11 y50 we h1c"><div class="t m0 x1c h14 y66 ff7 fs5 fc0 sc0 ls0 ws0">=</div></div><div class="c x17 y50 w13 h1e"><div class="t m0 x1c h14 y68 ff6 fs5 fc0 sc0 ls0 ws0">𝑒</div></div><div class="c x18 y50 wc h1e"><div class="t m0 x1c h14 y68 ff6 fs5 fc0 sc0 ls0 ws0">′</div></div><div class="c x2e y50 wa h1f"><div class="t m2 xc hb y69 ff7 fs7 fc0 sc0 ls0 ws0">2</div></div><div class="c x1a y50 w14 h1e"><div class="t m0 x1c h14 y68 ff6 fs5 fc0 sc0 ls0 ws0">𝐶𝑜𝑠</div></div><div class="c x2f y50 wa h1f"><div class="t m2 xc hb y69 ff7 fs7 fc0 sc0 ls0 ws0">2</div></div><div class="c x30 y50 w10 h1c"><div class="t m0 x1c h14 y66 ff6 fs5 fc0 sc0 ls0 ws0">𝐵</div></div><div class="c x31 y50 wa h1d"><div class="t m2 xc hb y67 ff7 fs7 fc0 sc0 ls0 ws0">1</div></div><div class="t m0 x32 h8 y65 ff3 fs5 fc0 sc0 ls0 ws0"> <span class="ff2">（</span>2-9<span class="ff2">）</span></div><div class="t m0 x2 h8 y6a ff1 fs5 fc0 sc0 ls0 ws0">Step2<span class="ff2">：计算<span class="ff8 fs2">�</span><span class="ff3">B '' , <span class="ff8 fs2">�</span>L '' , <span class="ff8 fs2">�</span>A ''</span>的初始值</span></div><div class="c xa y50 w15 h20"><div class="t m0 x1c h21 y6b ff8 fs5 fc0 sc0 ls0 ws0">�</div></div><div class="c x33 y50 w9 h22"><div class="t m0 x1c h8 y6c ff3 fs5 fc0 sc0 ls0 ws0">B</div></div><div class="c x34 y50 wa h23"><div class="t m2 xc hb y6d ff7 fs7 fc0 sc0 ls0 ws0">0</div></div><div class="c x35 y50 w16 h24"><div class="t m0 x1c h14 y6e ff6 fs5 fc0 sc0 ls0 ws0">′′</div></div><div class="c x36 y50 we h24"><div class="t m0 x1c h14 y6e ff7 fs5 fc0 sc0 ls0 ws0">=</div></div><div class="c x37 y50 w17 h25"><div class="t m2 xc h12 y6f ff2 fs7 fc0 sc0 ls0 ws0">ρ</div></div><div class="c x38 y50 w18 h26"><div class="t m2 xc hb y70 ff6 fs7 fc0 sc0 ls0 ws0">′′</div></div><div class="c x39 y50 w19 h27"><div class="t m2 xc hb y71 ff6 fs7 fc0 sc0 ls0 ws0">𝑀</div></div><div class="c x38 y50 w3 h28"><div class="t m3 xe hd y72 ff7 fs8 fc0 sc0 ls0 ws0">1</div></div><div class="c x3a y50 w1a h24"><div class="t m0 x1c h14 y6e ff7 fs5 fc0 sc0 ls0 ws0">S cos</div></div><div class="c x3b y50 w1b h24"><div class="t m0 x1c h14 y6e ff6 fs5 fc0 sc0 ls0 ws0">𝐴</div></div><div class="c x3c y50 w1c h23"><div class="t m2 xc hb y6d ff7 fs7 fc0 sc0 ls0 ws0">12</div></div><div class="c x2a y50 w1d h24"><div class="t m0 x1c h14 y6e ff7 fs5 fc0 sc0 ls0 ws0"> ; </div></div><div class="c x2b y50 w15 h20"><div class="t m0 x1c h21 y6b ff8 fs5 fc0 sc0 ls0 ws0">�</div></div><div class="c x3d y50 w1e h24"><div class="t m0 x1c h14 y6e ff6 fs5 fc0 sc0 ls0 ws0">𝐿</div></div><div class="c xb y50 wa h23"><div class="t m2 xc hb y6d ff7 fs7 fc0 sc0 ls0 ws0">0</div></div><div class="c x3e y50 w16 h24"><div class="t m0 x1c h14 y6e ff6 fs5 fc0 sc0 ls0 ws0">′′</div></div><div class="c x24 y50 we h24"><div class="t m0 x1c h14 y6e ff7 fs5 fc0 sc0 ls0 ws0">=</div></div><div class="c x3f y50 w17 h25"><div class="t m2 xc h12 y6f ff2 fs7 fc0 sc0 ls0 ws0">ρ</div></div><div class="c x40 y50 w18 h26"><div class="t m2 xc hb y70 ff6 fs7 fc0 sc0 ls0 ws0">′′</div></div><div class="c x41 y50 w1f h27"><div class="t m2 xc hb y71 ff6 fs7 fc0 sc0 ls0 ws0">𝑁</div></div><div class="c x42 y50 w3 h28"><div class="t m3 xe hd y72 ff7 fs8 fc0 sc0 ls0 ws0">1</div></div><div class="c x43 y50 w20 h27"><div class="t m2 xc hb y71 ff6 fs7 fc0 sc0 ls0 ws0">𝑐𝑜𝑠</div></div><div class="c x44 y50 w21 h27"><div class="t m2 xc hb y71 ff6 fs7 fc0 sc0 ls0 ws0">𝐵</div></div><div class="c x27 y50 w3 h28"><div class="t m3 xe hd y72 ff7 fs8 fc0 sc0 ls0 ws0">1</div></div><div class="c x45 y50 w22 h24"><div class="t m0 x1c h14 y6e ff7 fs5 fc0 sc0 ls0 ws0">S sin</div></div><div class="c x46 y50 w1b h24"><div class="t m0 x1c h14 y6e ff6 fs5 fc0 sc0 ls0 ws0">𝐴</div></div><div class="c x47 y50 w1c h23"><div class="t m2 xc hb y6d ff7 fs7 fc0 sc0 ls0 ws0">12</div></div><div class="c x48 y50 w23 h24"><div class="t m0 x1c h14 y6e ff7 fs5 fc0 sc0 ls0 ws0"> ; </div></div><div class="c x49 y50 w15 h20"><div class="t m0 x1c h21 y6b ff8 fs5 fc0 sc0 ls0 ws0">�</div></div><div class="c x4a y50 w1b h24"><div class="t m0 x1c h14 y6e ff6 fs5 fc0 sc0 ls0 ws0">𝐴</div></div><div class="c x4b y50 wa h23"><div class="t m2 xc hb y6d ff7 fs7 fc0 sc0 ls0 ws0">0</div></div><div class="c x4c y50 w24 h24"><div class="t m0 x1c h14 y6e ff7 fs5 fc0 sc0 ls0 ws0"> <span class="ff6">′′</span></div></div><div class="c x4d y50 we h24"><div class="t m0 x1c h14 y6e ff7 fs5 fc0 sc0 ls0 ws0">=</div></div><div class="c x4e y50 w25 h24"><div class="t m0 x1c h14 y6e ff7 fs5 fc0 sc0 ls0 ws0"> </div></div><div class="c x4f y50 w17 h25"><div class="t m2 xc h12 y6f ff2 fs7 fc0 sc0 ls0 ws0">ρ</div></div><div class="c x50 y50 w18 h26"><div class="t m2 xc hb y70 ff6 fs7 fc0 sc0 ls0 ws0">′′</div></div><div class="c x51 y50 w1f h27"><div class="t m2 xc hb y71 ff6 fs7 fc0 sc0 ls0 ws0">𝑁</div></div><div class="c x50 y50 w3 h28"><div class="t m3 xe hd y72 ff7 fs8 fc0 sc0 ls0 ws0">1</div></div><div class="c x52 y50 w22 h24"><div class="t m0 x1c h14 y6e ff7 fs5 fc0 sc0 ls0 ws0">S sin</div></div><div class="c x53 y50 w1b h24"><div class="t m0 x1c h14 y6e ff6 fs5 fc0 sc0 ls0 ws0">𝐴</div></div><div class="c x54 y50 w1c h23"><div class="t m2 xc hb y6d ff7 fs7 fc0 sc0 ls0 ws0">12</div></div><div class="c x55 y50 wf h24"><div class="t m0 x1c h14 y6e ff6 fs5 fc0 sc0 ls0 ws0">𝑡𝑔</div></div><div class="c x56 y50 w10 h24"><div class="t m0 x1c h14 y6e ff6 fs5 fc0 sc0 ls0 ws0">𝐵</div></div><div class="c x57 y50 wa h23"><div class="t m2 xc hb y6d ff7 fs7 fc0 sc0 ls0 ws0">1</div></div><div class="t m0 x58 h8 y73 ff2 fs5 fc0 sc0 ls0 ws0">（<span class="ff3">2-10</span>）</div><div class="t m0 x2 h8 y74 ff1 fs5 fc0 sc0 ls0 ws0">Step3<span class="ff2">：计算</span></div><div class="c x59 y50 w9 h29"><div class="t m0 x1c h8 y75 ff3 fs5 fc0 sc0 ls0 ws0">B</div></div><div class="c x5a y50 w6 h2a"><div class="t m2 xc h12 y76 ff3 fs7 fc0 sc0 ls0 ws0">m</div></div><div class="c x5b y50 w26 h2b"><div class="t m0 x1c h8 y77 ff2 fs5 fc0 sc0 ls0 ws0">、</div></div><div class="c x5c y50 w9 h29"><div class="t m0 x1c h8 y75 ff3 fs5 fc0 sc0 ls0 ws0">L</div></div><div class="c x5d y50 w6 h2a"><div class="t m2 xc h12 y76 ff3 fs7 fc0 sc0 ls0 ws0">m</div></div><div class="c x3b y50 w26 h2b"><div class="t m0 x1c h8 y77 ff2 fs5 fc0 sc0 ls0 ws0">、</div></div><div class="c x5e y50 w9 h29"><div class="t m0 x1c h8 y75 ff3 fs5 fc0 sc0 ls0 ws0">A</div></div><div class="c x5f y50 w6 h2a"><div class="t m2 xc h12 y76 ff3 fs7 fc0 sc0 ls0 ws0">m</div></div></div><div class="pi" data-data='{"ctm":[1.611830,0.000000,0.000000,1.611830,0.000000,0.000000]}'></div></div><div id="pf5" class="pf w0 h0" data-page-no="5"><div class="pc pc5 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="/image.php?url=https://csdnimg.cn/release/download_crawler_static/89621421/bg5.jpg"><div class="c x0 y1 w0 h2"><div class="t m0 x1 h3 y2 ff1 fs0 fc0 sc0 ls0 ws0">3</div></div><div class="c xa y50 w9 h2c"><div class="t m0 x1c h8 y78 ff3 fs5 fc0 sc0 ls0 ws0">B</div></div><div class="c x33 y79 w6 h2d"><div class="t m2 xc h12 y7a ff3 fs7 fc0 sc0 ls0 ws0">m</div></div><div class="c x60 y50 we h2e"><div class="t m0 x1c h14 y7b ff7 fs5 fc0 sc0 ls0 ws0">=</div></div><div class="c x61 y50 w10 h2e"><div class="t m0 x1c h14 y7b ff6 fs5 fc0 sc0 ls0 ws0">𝐵</div></div><div class="c x62 y7c wa h2d"><div class="t m2 xc hb y7d ff7 fs7 fc0 sc0 ls0 ws0">1</div></div><div class="c x39 y50 we h2e"><div class="t m0 x1c h14 y7b ff7 fs5 fc0 sc0 ls0 ws0">+</div></div><div class="c x5a y50 w15 h2f"><div class="t m0 x1c h21 y7e ff8 fs5 fc0 sc0 ls0 ws0">�</div></div><div class="c x63 y50 w9 h2c"><div class="t m0 x1c h8 y78 ff3 fs5 fc0 sc0 ls0 ws0">B</div></div><div class="c x64 y7c wa h2d"><div class="t m2 xc hb y7d ff7 fs7 fc0 sc0 ls0 ws0">0</div></div><div class="c x65 y50 w27 h2e"><div class="t m0 x1c h14 y7b ff6 fs5 fc0 sc0 ls0 ws0">′′/2</div></div><div class="c x66 y50 w26 h30"><div class="t m0 x1c h8 y7f ff2 fs5 fc0 sc0 ls0 ws0">、</div></div><div class="c x67 y50 w9 h2c"><div class="t m0 x1c h8 y78 ff3 fs5 fc0 sc0 ls0 ws0">L</div></div><div class="c x1b y79 w6 h2d"><div class="t m2 xc h12 y7a ff3 fs7 fc0 sc0 ls0 ws0">m</div></div><div class="c x68 y50 we h2e"><div class="t m0 x1c h14 y7b ff7 fs5 fc0 sc0 ls0 ws0">=</div></div><div class="c x3e y50 w1e h2e"><div class="t m0 x1c h14 y7b ff6 fs5 fc0 sc0 ls0 ws0">𝐿</div></div><div class="c xf y7c wa h2d"><div class="t m2 xc hb y7d ff7 fs7 fc0 sc0 ls0 ws0">1</div></div><div class="c x20 y50 we h2e"><div class="t m0 x1c h14 y7b ff7 fs5 fc0 sc0 ls0 ws0">+</div></div><div class="c x69 y50 w15 h2f"><div class="t m0 x1c h21 y7e ff8 fs5 fc0 sc0 ls0 ws0">�</div></div><div class="c x21 y50 w1e h2e"><div class="t m0 x1c h14 y7b ff6 fs5 fc0 sc0 ls0 ws0">𝐿</div></div><div class="c x40 y7c wa h2d"><div class="t m2 xc hb y7d ff7 fs7 fc0 sc0 ls0 ws0">0</div></div><div class="c x6a y50 w27 h2e"><div class="t m0 x1c h14 y7b ff6 fs5 fc0 sc0 ls0 ws0">′′/2</div></div><div class="c x6b y50 w26 h30"><div class="t m0 x1c h8 y7f ff2 fs5 fc0 sc0 ls0 ws0">、</div></div><div class="c x6c y50 w9 h2c"><div class="t m0 x1c h8 y78 ff3 fs5 fc0 sc0 ls0 ws0">A</div></div><div class="c x6d y79 w6 h2d"><div class="t m2 xc h12 y7a ff3 fs7 fc0 sc0 ls0 ws0">m</div></div><div class="c x6e y50 we h2e"><div class="t m0 x1c h14 y7b ff7 fs5 fc0 sc0 ls0 ws0">=</div></div><div class="c x6f y50 w1b h2e"><div class="t m0 x1c h14 y7b ff6 fs5 fc0 sc0 ls0 ws0">𝐴</div></div><div class="c x70 y7c wa h2d"><div class="t m2 xc hb y7d ff7 fs7 fc0 sc0 ls0 ws0">1</div></div><div class="c x71 y50 we h2e"><div class="t m0 x1c h14 y7b ff7 fs5 fc0 sc0 ls0 ws0">+</div></div><div class="c x72 y50 w15 h2f"><div class="t m0 x1c h21 y7e ff8 fs5 fc0 sc0 ls0 ws0">�</div></div><div class="c x73 y50 w1b h2e"><div class="t m0 x1c h14 y7b ff6 fs5 fc0 sc0 ls0 ws0">𝐴</div></div><div class="c x74 y7c wa h2d"><div class="t m2 xc hb y7d ff7 fs7 fc0 sc0 ls0 ws0">0</div></div><div class="c x4e y50 w28 h2e"><div class="t m0 x1c h14 y7b ff7 fs5 fc0 sc0 ls0 ws0"> <span class="ff6">′′/2</span></div></div><div class="t m0 x6 h8 y80 ff1 fs5 fc0 sc0 ls0 ws0">Step4<span class="_ _9"> </span><span class="ff2">：<span class="_ _a"> </span>重<span class="_ _9"> </span>计<span class="_ _a"> </span>算<span class="_ _9"> </span><span class="ff8 fs2">�</span><span class="ff3">B <span class="_ _a"> </span>'' <span class="_ _9"> </span>, <span class="_ _9"> </span><span class="ff8 fs2">�</span>L <span class="_ _a"> </span>'' <span class="_ _9"> </span>, <span class="_ _a"> </span><span class="ff8 fs2">�</span>A <span class="_ _9"> </span>''<span class="_ _9"> </span></span>，<span class="_ _a"> </span>直<span class="_ _9"> </span>至<span class="_ _a"> </span>满<span class="_ _9"> </span>足</span></div><div class="c x75 y50 w29 h31"><div class="t m4 x1c h32 y81 ff7 fs9 fc0 sc0 ls0 ws0">|</div></div><div class="c x76 y50 w2a h33"><div class="t m0 x1c h14 y82 ff6 fs5 fc0 sc0 ls0 ws0">∆</div></div><div class="c x77 y50 w9 h34"><div class="t m0 x1c h8 y83 ff3 fs5 fc0 sc0 ls0 ws0">B</div></div><div class="c x78 y84 w2b h2d"><div class="t m2 xc hb y7d ff6 fs7 fc0 sc0 ls0 ws0">′</div></div><div class="c x79 y84 w2b h2d"><div class="t m2 xc hb y7d ff6 fs7 fc0 sc0 ls0 ws0">′</div></div><div class="c x78 y85 w6 h2d"><div class="t m2 xc h12 y7a ff3 fs7 fc0 sc0 ls0 ws0">n</div></div><div class="c x7a y86 w2c h2d"><div class="t m2 xc hb y7d ff7 fs7 fc0 sc0 ls0 ws0">+</div></div><div class="c x7b y86 wa h2d"><div class="t m2 xc hb y7d ff7 fs7 fc0 sc0 ls0 ws0">1</div></div><div class="c x7c y50 w8 h33"><div class="t m0 x1c h14 y82 ff6 fs5 fc0 sc0 ls0 ws0">―</div></div><div class="c x7d y50 w2a h33"><div class="t m0 x1c h14 y82 ff6 fs5 fc0 sc0 ls0 ws0">∆</div></div><div class="c x57 y50 w10 h33"><div class="t m0 x1c h14 y82 ff6 fs5 fc0 sc0 ls0 ws0">𝐵</div></div><div class="c x7e y84 w2b h2d"><div class="t m2 xc hb y7d ff6 fs7 fc0 sc0 ls0 ws0">′</div></div><div class="c x7f y84 w2b h2d"><div class="t m2 xc hb y7d ff6 fs7 fc0 sc0 ls0 ws0">′</div></div><div class="c x7e y85 w6 h2d"><div class="t m2 xc h12 y7a ff3 fs7 fc0 sc0 ls0 ws0">n</div></div><div class="c x80 y50 w29 h31"><div class="t m4 x1c h32 y81 ff7 fs9 fc0 sc0 ls0 ws0">|</div></div><div class="c x81 y50 w2d h35"><div class="t m0 x1c h14 y87 ff7 fs5 fc0 sc0 ls0 ws0"><</div></div><div class="c x82 y50 w2e h35"><div class="t m0 x1c h14 y87 ff6 fs5 fc0 sc0 ls0 ws0">𝜀</div></div><div class="c x83 y88 wa h2d"><div class="t m2 xc hb y7d ff7 fs7 fc0 sc0 ls0 ws0">1</div></div><div class="c x84 y50 w26 h36"><div class="t m0 x1c h8 y89 ff2 fs5 fc0 sc0 ls0 ws0">、</div></div><div class="c xa y50 w29 h37"><div class="t m0 x1c h14 y8a ff7 fs5 fc0 sc0 ls0 ws0">|</div></div><div class="c x85 y50 w2a h37"><div class="t m0 x1c h14 y8a ff6 fs5 fc0 sc0 ls0 ws0">∆</div></div><div class="c x86 y50 w9 h38"><div class="t m0 x1c h8 y8b ff3 fs5 fc0 sc0 ls0 ws0">L</div></div><div class="c x35 y50 w6 h39"><div class="t m2 xc h12 y8c ff3 fs7 fc0 sc0 ls0 ws0">n</div></div><div class="c x87 y50 w2c h3a"><div class="t m2 xc hb y8d ff7 fs7 fc0 sc0 ls0 ws0">+</div></div><div class="c x88 y50 wa h3a"><div class="t m2 xc hb y8d ff7 fs7 fc0 sc0 ls0 ws0">1</div></div><div class="c x62 y50 w16 h37"><div class="t m0 x1c h14 y8a ff6 fs5 fc0 sc0 ls0 ws0">′′</div></div><div class="c x89 y50 w8 h37"><div class="t m0 x1c h14 y8a ff6 fs5 fc0 sc0 ls0 ws0">―</div></div><div class="c x8a y50 w2a h37"><div class="t m0 x1c h14 y8a ff6 fs5 fc0 sc0 ls0 ws0">∆</div></div><div class="c x8b y50 w9 h38"><div class="t m0 x1c h8 y8b ff3 fs5 fc0 sc0 ls0 ws0">L</div></div><div class="c x8c y50 w6 h39"><div class="t m2 xc h12 y8c ff3 fs7 fc0 sc0 ls0 ws0">n</div></div><div class="c x8d y50 w16 h37"><div class="t m0 x1c h14 y8a ff6 fs5 fc0 sc0 ls0 ws0">′′</div></div><div class="c x3b y50 w29 h37"><div class="t m0 x1c h14 y8a ff7 fs5 fc0 sc0 ls0 ws0">|</div></div><div class="c x8e y50 w2d h3b"><div class="t m0 x1c h14 y8e ff7 fs5 fc0 sc0 ls0 ws0"><</div></div><div class="c x2a y50 w2e h3b"><div class="t m0 x1c h14 y8e ff6 fs5 fc0 sc0 ls0 ws0">𝜀</div></div><div class="c x8f y50 wa h3c"><div class="t m2 xc hb y8f ff7 fs7 fc0 sc0 ls0 ws0">1</div></div><div class="c x2b y50 w26 h3d"><div class="t m0 x1c h8 y90 ff2 fs5 fc0 sc0 ls0 ws0">、</div></div><div class="c x2c y50 w29 h37"><div class="t m0 x1c h14 y8a ff7 fs5 fc0 sc0 ls0 ws0">|</div></div><div class="c x90 y50 w2a h37"><div class="t m0 x1c h14 y8a ff6 fs5 fc0 sc0 ls0 ws0">∆</div></div><div class="c x1e y50 w1b h37"><div class="t m0 x1c h14 y8a ff6 fs5 fc0 sc0 ls0 ws0">𝐴</div></div><div class="c x91 y50 w6 h39"><div class="t m2 xc h12 y8c ff3 fs7 fc0 sc0 ls0 ws0">n</div></div><div class="c x10 y50 w2c h3a"><div class="t m2 xc hb y8d ff7 fs7 fc0 sc0 ls0 ws0">+</div></div><div class="c x92 y50 wa h3a"><div class="t m2 xc hb y8d ff7 fs7 fc0 sc0 ls0 ws0">1</div></div><div class="c x93 y50 w16 h37"><div class="t m0 x1c h14 y8a ff6 fs5 fc0 sc0 ls0 ws0">′′</div></div><div class="c x26 y50 w8 h37"><div class="t m0 x1c h14 y8a ff6 fs5 fc0 sc0 ls0 ws0">―</div></div><div class="c x1a y50 w2a h37"><div class="t m0 x1c h14 y8a ff6 fs5 fc0 sc0 ls0 ws0">∆</div></div><div class="c x45 y50 w1b h37"><div class="t m0 x1c h14 y8a ff6 fs5 fc0 sc0 ls0 ws0">𝐴</div></div><div class="c x6b y50 w6 h39"><div class="t m2 xc h12 y8c ff3 fs7 fc0 sc0 ls0 ws0">n</div></div><div class="c x94 y50 w16 h37"><div class="t m0 x1c h14 y8a ff6 fs5 fc0 sc0 ls0 ws0">′′</div></div><div class="c x95 y50 w29 h37"><div class="t m0 x1c h14 y8a ff7 fs5 fc0 sc0 ls0 ws0">|</div></div><div class="c x96 y50 w2d h3b"><div class="t m0 x1c h14 y8e ff7 fs5 fc0 sc0 ls0 ws0"><</div></div><div class="c x32 y50 w2e h3b"><div class="t m0 x1c h14 y8e ff6 fs5 fc0 sc0 ls0 ws0">𝜀</div></div><div class="c x97 y50 wa h3c"><div class="t m2 xc hb y8f ff7 fs7 fc0 sc0 ls0 ws0">1</div></div><div class="t m0 x98 h8 y91 ff3 fs5 fc0 sc0 ls0 ws0"> <span class="ff2">（</span>2-11<span class="ff2">）</span></div><div class="t m0 x2 h8 y92 ff1 fs5 fc0 sc0 ls0 ws0">Step5<span class="ff2">：计算</span></div><div class="c x59 y50 w9 h3e"><div class="t m0 x1c h8 y93 ff3 fs5 fc0 sc0 ls0 ws0">B</div></div><div class="c x5a y50 wa h3f"><div class="t m2 xc hb y94 ff7 fs7 fc0 sc0 ls0 ws0">2</div></div><div class="c x5b y50 w26 h40"><div class="t m0 x1c h8 y95 ff2 fs5 fc0 sc0 ls0 ws0">、</div></div><div class="c x5c y50 w9 h3e"><div class="t m0 x1c h8 y93 ff3 fs5 fc0 sc0 ls0 ws0">L</div></div><div class="c x5d y50 wa h3f"><div class="t m2 xc hb y94 ff7 fs7 fc0 sc0 ls0 ws0">2</div></div><div class="c x99 y50 w26 h40"><div class="t m0 x1c h8 y95 ff2 fs5 fc0 sc0 ls0 ws0">、</div></div><div class="c x9a y50 w9 h3e"><div class="t m0 x1c h8 y93 ff3 fs5 fc0 sc0 ls0 ws0">A</div></div><div class="c x9b y50 w1c h3f"><div class="t m2 xc hb y94 ff7 fs7 fc0 sc0 ls0 ws0">21</div></div><div class="c x3 y50 w9 h41"><div class="t m0 x1c h8 y96 ff3 fs5 fc0 sc0 ls0 ws0">B</div></div><div class="c x85 y50 wa h42"><div class="t m2 xc hb y97 ff7 fs7 fc0 sc0 ls0 ws0">2</div></div><div class="c x9c y50 we h43"><div class="t m0 x1c h14 y98 ff7 fs5 fc0 sc0 ls0 ws0">=</div></div><div class="c x9d y50 w9 h41"><div class="t m0 x1c h8 y96 ff3 fs5 fc0 sc0 ls0 ws0">B</div></div><div class="c x9e y50 wa h42"><div class="t m2 xc hb y97 ff7 fs7 fc0 sc0 ls0 ws0">1</div></div><div class="c x9f y50 we h43"><div class="t m0 x1c h14 y98 ff7 fs5 fc0 sc0 ls0 ws0">+</div></div><div class="c x59 y50 w2a h43"><div class="t m0 x1c h14 y98 ff6 fs5 fc0 sc0 ls0 ws0">∆</div></div><div class="c x5a y50 w9 h41"><div class="t m0 x1c h8 y96 ff3 fs5 fc0 sc0 ls0 ws0">B</div></div><div class="c xa0 y50 w6 h44"><div class="t m2 xc h12 y99 ff3 fs7 fc0 sc0 ls0 ws0">i</div></div><div class="c xa1 y50 w26 h45"><div class="t m0 x1c h8 y9a ff2 fs5 fc0 sc0 ls0 ws0">；</div></div><div class="c x5d y50 w9 h41"><div class="t m0 x1c h8 y96 ff3 fs5 fc0 sc0 ls0 ws0">L</div></div><div class="c xa2 y50 wa h42"><div class="t m2 xc hb y97 ff7 fs7 fc0 sc0 ls0 ws0">2</div></div><div class="c xa3 y50 we h43"><div class="t m0 x1c h14 y98 ff7 fs5 fc0 sc0 ls0 ws0">=</div></div><div class="c xa4 y50 w9 h41"><div class="t m0 x1c h8 y96 ff3 fs5 fc0 sc0 ls0 ws0">L</div></div><div class="c x2b y50 wa h42"><div class="t m2 xc hb y97 ff7 fs7 fc0 sc0 ls0 ws0">1</div></div><div class="c xa5 y50 we h43"><div class="t m0 x1c h14 y98 ff7 fs5 fc0 sc0 ls0 ws0">+</div></div><div class="c xb y50 w2a h43"><div class="t m0 x1c h14 y98 ff6 fs5 fc0 sc0 ls0 ws0">∆</div></div><div class="c x1e y50 w9 h41"><div class="t m0 x1c h8 y96 ff3 fs5 fc0 sc0 ls0 ws0">L</div></div><div class="c x1f y50 w6 h44"><div class="t m2 xc h12 y99 ff3 fs7 fc0 sc0 ls0 ws0">i</div></div><div class="c x20 y50 w26 h45"><div class="t m0 x1c h8 y9a ff2 fs5 fc0 sc0 ls0 ws0">；</div></div><div class="c x69 y50 w9 h41"><div class="t m0 x1c h8 y96 ff3 fs5 fc0 sc0 ls0 ws0">A</div></div><div class="c x21 y50 w1c h42"><div class="t m2 xc hb y97 ff7 fs7 fc0 sc0 ls0 ws0">21</div></div><div class="c x6a y50 we h43"><div class="t m0 x1c h14 y98 ff7 fs5 fc0 sc0 ls0 ws0">=</div></div><div class="c xa6 y50 w1b h43"><div class="t m0 x1c h14 y98 ff6 fs5 fc0 sc0 ls0 ws0">𝐴</div></div><div class="c xa7 y50 w1c h42"><div class="t m2 xc hb y97 ff7 fs7 fc0 sc0 ls0 ws0">12</div></div><div class="c xa8 y50 we h43"><div class="t m0 x1c h14 y98 ff7 fs5 fc0 sc0 ls0 ws0">+</div></div><div class="c xa9 y50 w2a h43"><div class="t m0 x1c h14 y98 ff6 fs5 fc0 sc0 ls0 ws0">∆</div></div><div class="c xaa y50 w1b h43"><div class="t m0 x1c h14 y98 ff6 fs5 fc0 sc0 ls0 ws0">𝐴</div></div><div class="c xab y50 w2f h46"><div class="t m2 xc hb y9b ff6 fs7 fc0 sc0 ls0 ws0">𝑖</div></div><div class="c xac y50 we h43"><div class="t m0 x1c h14 y98 ff7 fs5 fc0 sc0 ls0 ws0">±</div></div><div class="c xad y50 w30 h43"><div class="t m0 x1c h14 y98 ff7 fs5 fc0 sc0 ls0 ws0">180</div></div><div class="c xae y50 w26 h45"><div class="t m0 x1c h8 y9a ff3 fs5 fc0 sc0 ls0 ws0">°</div></div><div class="t m0 xaf h8 y9c ff3 fs5 fc0 sc0 ls0 ws0"> <span class="ff2">（</span>2-12<span class="ff2">）</span></div><div class="t m0 x2 h8 y9d ff2 fs5 fc0 sc0 ls0 ws0">高斯投影反算计算模型：</div><div class="t m0 x2 h8 y9e ff1 fs5 fc0 sc0 ls0 ws0">Step1<span class="ff2">：辅助计算公式</span></div><div class="c x2 y9f w31 h47"><div class="t m5 xb0 h48 ya0 ff1 fsa fc0 sc0 ls0 ws0">2<span class="_ _11"></span>2<span class="_ _12"></span>2</div><div class="t m5 xb1 h48 ya1 ff1 fsa fc0 sc0 ls0 ws0">2</div><div class="t m5 xb2 h49 ya2 ff9 fsb fc0 sc0 ls0 ws0">e<span class="_ _13"></span>a<span class="_ _14"></span>a</div><div class="t m5 xb3 h49 ya3 ff9 fsb fc0 sc0 ls0 ws0">a</div><div class="t m5 xb4 h49 ya4 ff9 fsb fc0 sc0 ls0 ws0">c</div><div class="t m5 xb5 h4a ya2 ff8 fsb fc0 sc0 ls0 ws0">�</div><div class="t m5 xb6 h4a ya4 ff8 fsb fc0 sc0 ls0 ws0">�</div></div><div class="t m0 x5b h8 ya5 ff3 fs5 fc0 sc0 ls0 ws0"> <span class="ff2">（</span>2-13<span class="ff2">）</span></div><div class="c x6 ya6 w32 h4b"><div class="t m6 xb4 h4c ya7 ff8 fsc fc0 sc0 ls0 ws0">�</div><div class="t m6 xb4 h4c ya8 ff8 fsc fc0 sc0 ls0 ws0">�</div><div class="t m6 xb4 h4c ya9 ff8 fsc fc0 sc0 ls0 ws0">�</div><div class="t m6 xb4 h4c yaa ff8 fsc fc0 sc0 ls0 ws0">�</div><div class="t m6 xb4 h4c yab ff8 fsc fc0 sc0 ls0 ws0">�</div><div class="t m6 xb4 h4c yac ff8 fsc fc0 sc0 ls0 ws0">�</div><div class="t m6 xb4 h4c yad ff8 fsc fc0 sc0 ls0 ws0">�</div><div class="t m6 xb4 h4c yae ff8 fsc fc0 sc0 ls0 ws0">�</div><div class="t m6 xb4 h4c yaf ff8 fsc fc0 sc0 ls0 ws0">�</div><div class="t m6 xb7 h4c yb0 ff8 fsc fc0 sc0 ls0 ws0">�</div><div class="t m6 xb8 h4c yb1 ff8 fsc fc0 sc0 ls0 ws0">�</div><div class="t m6 x6 h4c yb2 ff8 fsc fc0 sc0 ls0 ws0">�</div><div class="t m6 xb9 h4c yb3 ff8 fsc fc0 sc0 ls0 ws0">�</div><div class="t m6 xb7 h4c yb2 ff8 fsc fc0 sc0 ls0 ws0">�</div><div class="t m6 xb8 h4c yb3 ff8 fsc fc0 sc0 ls0 ws0">�</div><div class="t m6 xba h4c yb4 ff8 fsc fc0 sc0 ls0 ws0">�</div><div class="t m6 x9c h4c yb5 ff8 fsc fc0 sc0 ls0 ws0">�</div><div class="t m6 xbb h4c yb4 ff8 fsc fc0 sc0 ls0 ws0">�<span class="_ _15"></span>�</div><div class="t m6 xb8 h4c yb5 ff8 fsc fc0 sc0 ls0 ws0">�</div><div class="t m6 xb1 h4c yb6 ff8 fsc fc0 sc0 ls0 ws0">�<span class="_ _16"></span>�</div><div class="t m6 xbc h4c yb7 ff8 fsc fc0 sc0 ls0 ws0">�</div><div class="t m6 x3c h4c yb8 ff8 fsc fc0 sc0 ls0 ws0">�</div><div class="t m6 x3a h4c yb7 ff8 fsc fc0 sc0 ls0 ws0">�<span class="_ _17"></span>�<span class="_ _18"></span>�</div><div class="t m6 xbd h4c yb8 ff8 fsc fc0 sc0 ls0 ws0">�</div><div class="t m6 xb7 h4c yb7 ff8 fsc fc0 sc0 ls0 ws0">�</div><div class="t m6 xb8 h4c yb8 ff8 fsc fc0 sc0 ls0 ws0">�</div><div class="t m6 xbe h4d yb1 ff1 fsc fc0 sc0 ls0 ws0">1024<span class="_ _19"></span> / <span class="_ _1a"></span>e<span class="_ _1b"></span>315</div><div class="t m6 xa h4d yb3 ff1 fsc fc0 sc0 ls0 ws0">2048<span class="_ _1c"></span> / <span class="_ _1a"></span>e<span class="_ _1b"></span>735<span class="_ _1d"></span>96<span class="_ _1e"></span>/ <span class="_ _1f"></span>e<span class="_ _20"></span>-35</div><div class="t m6 xa0 h4d yb5 ff1 fsc fc0 sc0 ls0 ws0">8192<span class="_ _18"></span>/ <span class="_ _1f"></span>e<span class="_ _16"></span>3675<span class="_ _21"></span>384<span class="_ _22"></span>/ <span class="_ _1f"></span>e<span class="_ _12"></span>175<span class="_ _23"></span>-<span class="_ _1e"></span>32<span class="_ _1e"></span>/ <span class="_ _24"></span>e<span class="_ _24"></span>15</div><div class="t m6 xbf h4d yb6 ff1 fsc fc0 sc0 ls0 ws0">1</div><div class="t m6 x91 h4d yb8 ff1 fsc fc0 sc0 ls0 ws0">16384<span class="_ _25"></span>/ <span class="_ _26"></span>e<span class="_ _27"></span>11025<span class="_ _28"></span>256<span class="_ _29"></span> / <span class="_ _2a"></span>e<span class="_ _12"></span>175<span class="_ _23"></span>-<span class="_ _1e"></span>64<span class="_ _2b"></span> / <span class="_ _2a"></span>e<span class="_ _11"></span>*<span class="_ _2c"></span>e<span class="_ _24"></span>45<span class="_ _2d"></span>4<span class="_ _2e"></span>/ <span class="_ _24"></span>e<span class="_ _2f"></span>3<span class="_ _30"></span>-<span class="_ _2f"></span>1</div><div class="t m6 xc0 h4e yb9 ff1 fsd fc0 sc0 ls0 ws0">8</div><div class="t m6 xc1 h4e yba ff1 fsd fc0 sc0 ls0 ws0">8</div><div class="t m6 x2 h4e ybb ff1 fsd fc0 sc0 ls0 ws0">8<span class="_ _31"></span>6</div><div class="t m6 xc1 h4e ybc ff1 fsd fc0 sc0 ls0 ws0">6</div><div class="t m6 x38 h4e ybd ff1 fsd fc0 sc0 ls0 ws0">8<span class="_ _32"></span>6<span class="_ _33"></span>4</div><div class="t m6 xc1 h4e ybe ff1 fsd fc0 sc0 ls0 ws0">4</div><div class="t m6 xb3 h4e ybf ff1 fsd fc0 sc0 ls0 ws0">0<span class="_ _14"></span>2</div><div class="t m6 x1e h4e yc0 ff1 fsd fc0 sc0 ls0 ws0">8<span class="_ _34"></span>6<span class="_ _35"></span>2<span class="_ _36"></span>2<span class="_ _37"></span>2</div><div class="t m6 xc1 h4e yc1 ff1 fsd fc0 sc0 ls0 ws0">0</div><div class="t m7 xc2 h4f yb1 ffa fse fc0 sc0 ls0 ws0">�</div><div class="t m7 xc2 h4f yb3 ffa fse fc0 sc0 ls0 ws0">�</div><div class="t m7 xc2 h4f yb5 ffa fse fc0 sc0 ls0 ws0">�</div><div class="t m7 xc3 h4f yb6 ffa fse fc0 sc0 ls0 ws0">�<span class="_ _38"></span>�</div><div class="t m7 xc2 h4f yb8 ffa fse fc0 sc0 ls0 ws0">�</div></div><div class="t m0 xc4 h8 yc2 ff3 fs2 fc0 sc0 ls0 ws0"> <span class="ff2 fs5">（<span class="ff3">2-14</span>）</span></div><div class="t m0 x2 h8 yc3 ff1 fs5 fc0 sc0 ls0 ws0">Step2<span class="ff2">：迭代计算<span class="_ _e"> </span><span class="ff3">B</span>、<span class="ff3">L</span></span></div><div class="t m0 x2 h8 yc4 ff2 fs5 fc0 sc0 ls0 ws0">初值设定</div><div class="c x9f yc4 w33 h50"><div class="t m8 xb4 h51 yc5 ff8 fsf fc0 sc0 ls0 ws0">�</div><div class="t m8 xb4 h51 yc6 ff8 fsf fc0 sc0 ls0 ws0">�</div><div class="t m8 xb4 h51 yc7 ff8 fsf fc0 sc0 ls0 ws0">�</div><div class="t m8 xb4 h51 yc8 ff8 fsf fc0 sc0 ls0 ws0">�</div><div class="t m8 xb4 h51 yc9 ff8 fsf fc0 sc0 ls0 ws0">�</div><div class="t m8 xb4 h51 yca ff8 fsf fc0 sc0 ls0 ws0">�</div><div class="t m8 xb4 h51 ycb ff8 fsf fc0 sc0 ls0 ws0">�</div><div class="t m8 xb4 h51 ycc ff8 fsf fc0 sc0 ls0 ws0">�</div><div class="t m8 xb4 h51 ycd ff8 fsf fc0 sc0 ls0 ws0">�</div><div class="t m8 xb4 h51 yce ff8 fsf fc0 sc0 ls0 ws0">�</div><div class="t m8 xb4 h51 ycf ff8 fsf fc0 sc0 ls0 ws0">�</div><div class="t m8 xc5 h51 yd0 ff8 fsf fc0 sc0 ls0 ws0">�</div><div class="t m8 xb8 h51 yd1 ff8 fsf fc0 sc0 ls0 ws0">�</div><div class="t m8 xc6 h51 yd2 ff8 fsf fc0 sc0 ls0 ws0">�</div><div class="t m8 xc7 h52 yd3 ff1 fs10 fc0 sc0 ls0 ws0">10</div><div class="t m8 xb6 h52 yd4 ff1 fs10 fc0 sc0 ls0 ws0">0</div><div class="t m8 xc8 h52 yd5 ff1 fs10 fc0 sc0 ls0 ws0">0</div><div class="t m8 xc9 h52 yd6 ff1 fs10 fc0 sc0 ls0 ws0">2<span class="_ _39"></span>2</div><div class="t m8 xca h52 yd7 ff1 fs10 fc0 sc0 ls0 ws0">0</div><div class="t m8 xcb h52 yd8 ff1 fs10 fc0 sc0 ls0 ws0">10</div><div class="t m8 xcc h52 yd9 ff1 fs10 fc0 sc0 ls0 ws0">0</div><div class="t m8 xcd h52 yda ff1 fs10 fc0 sc0 ls0 ws0">0</div><div class="t m8 xce h53 ydb ff1 fsf fc0 sc0 ls0 ws0">B<span class="_ _3a"></span>sin<span class="_ _1a"></span>e<span class="_ _3b"></span>-<span class="_ _3b"></span>1</div><div class="t m8 xcf h53 ydc ff1 fsf fc0 sc0 ls0 ws0">acosB</div><div class="t m8 xd0 h54 ydd ff9 fsf fc0 sc0 ls0 ws0">a</div><div class="t m8 xd1 h54 yde ff9 fsf fc0 sc0 ls0 ws0">y</div><div class="t m8 x1c h54 yd0 ff9 fsf fc0 sc0 ls0 ws0">l</div><div class="t m8 x1c h54 yd1 ff9 fsf fc0 sc0 ls0 ws0">a</div><div class="t m8 xd1 h54 ydf ff9 fsf fc0 sc0 ls0 ws0">c</div><div class="t m8 xd2 h54 ye0 ff9 fsf fc0 sc0 ls0 ws0">x</div><div class="t m8 xc2 h54 yd2 ff9 fsf fc0 sc0 ls0 ws0">B</div><div class="t m9 xd3 h55 ydf ffa fs11 fc0 sc0 ls0 ws0">�</div></div><div class="t m0 x2c h7 ye1 ff3 fs4 fc0 sc0 ls0 ws0"> <span class="fs5"> <span class="ff2">（</span>2-15<span class="ff2">）</span></span></div><div class="t m0 x2 h8 ye2 ff2 fs5 fc0 sc0 ls0 ws0">令</div><div class="c xa ye3 w34 h56"><div class="t ma x6 h57 ye4 ff1 fs12 fc0 sc0 ls0 ws0">0<span class="_ _12"></span>1<span class="_ _39"></span>10<span class="_ _27"></span>11<span class="_ _22"></span>0<span class="_ _18"></span>1</div><div class="t ma xd4 h58 ye5 ff1 fs13 fc0 sc0 ls0 ws0">,<span class="_ _3c"></span>,<span class="_ _3d"> </span><span class="ff9">l<span class="_ _3e"></span>l<span class="_ _1b"></span>a<span class="_ _3f"></span>a<span class="_ _3e"></span>B<span class="_ _38"></span>B<span class="_ _40"> </span><span class="ff8">�<span class="_ _41"></span>�<span class="_ _37"></span>�</span></span></div></div><div class="t m0 xd5 h8 ye3 ff2 fs5 fc0 sc0 ls0 ws0">，进<span class="_ _3"></span>行<span class="_ _3"></span>迭<span class="_ _3"></span>代<span class="_ _3"></span>，</div><div class="t m0 xd6 h8 ye2 ff2 fs5 fc0 sc0 ls0 ws0">当</div><div class="c xd7 ye6 w35 h59"><div class="t mb xd3 h5a ye7 ff1 fs14 fc0 sc0 ls0 ws0">0<span class="_ _42"></span>1</div><div class="t mb xd0 h5b ye8 ff9 fs15 fc0 sc0 ls0 ws0">B<span class="_ _43"></span>B<span class="_ _5"> </span><span class="ff8">�</span></div></div><div class="t m0 x98 h8 ye2 ff2 fs5 fc0 sc0 ls0 ws0">或者</div><div class="c xd8 ye6 w36 h59"><div class="t mc xd0 h5a ye7 ff1 fs14 fc0 sc0 ls0 ws0">0<span class="_ _1b"></span>1</div><div class="t mc xc6 h5b ye8 ff1 fs15 fc0 sc0 ls0 ws0">1<span class="_ _44"></span><span class="ff8">�<span class="_ _45"></span><span class="ff9">l</span></span></div></div><div class="t m0 xd9 h8 ye2 ff2 fs5 fc0 sc0 ls0 ws0">在一<span class="_ _3"></span>定<span class="_ _3"></span>的<span class="_ _3"></span>允<span class="_ _3"></span>许<span class="_ _3"></span>误<span class="_ _3"></span>差<span class="_ _3"></span>范<span class="_ _3"></span>围</div><div class="t m0 x5 h8 ye9 ff2 fs5 fc0 sc0 ls0 ws0">时停止循环，此时</div><div class="c x63 yea w37 h56"><div class="t md xda h57 ye4 ff1 fs12 fc0 sc0 ls0 ws0">0<span class="_ _3e"></span>0<span class="_ _46"></span>0</div><div class="t md xd2 h58 ye5 ff1 fs13 fc0 sc0 ls0 ws0">,<span class="_ _47"> </span><span class="ff9">l<span class="_ _29"></span>L<span class="_ _48"></span>L<span class="_ _12"></span>B<span class="_ _43"></span>B<span class="_ _49"> </span><span class="ff8">�<span class="_ _1c"></span>�<span class="_ _4a"></span>�</span></span></div></div></div><div class="pi" data-data='{"ctm":[1.611830,0.000000,0.000000,1.611830,0.000000,0.000000]}'></div></div>