| 水准面精化成果在公路勘测中的应用 |
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| 引用本文： | 马进全.水准面精化成果在公路勘测中的应用[J].测绘与空间地理信息,2012,35(4):180-181,184. |
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| 作者姓名： | 马进全 |
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| 作者单位： | 青海省第二测绘院,青海西宁,810001 |
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| 摘 要： | 通过在玉树西南高海拔、无控制点区域公路工程的生产作业中,利用常规方法和玉树似大地水准面精化成果在基础控制测量中的应用,互相校核,通过相关应用数据统计,为西部困难地区取代低等级水准测量和精化成果的推广应用进行了有益的探讨.
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| 关 键 词： | 大地水准面 似大地水准面精化 CGCS 2000大地高 高程异常 正常高 |
The Application of Geoid Refinement in Highway Surveying |
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| MA Jin-quan.The Application of Geoid Refinement in Highway Surveying[J].Geomatics & Spatial Information Technology,2012,35(4):180-181,184. |
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| Authors: | MA Jin-quan |
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| Institution: | MA Jin-quan(The Second Surveying and Mapping Institute of Qinghai Province,Xining 810001,China) |
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| Abstract: | Relying on the related data statistics,this paper discusses effectively the substitution of low order leveling and the application of geoid refinement in western poverty stricken area,based on the application of common method and Yushu geoid refinement achievement in basic control surveying in highway project surveying in Yushu southwest area of high altitude without control point for the purpose of mutual checking. |
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| Keywords: | geoid quasi geoid refinement CGCS 2000 geodetic height height anomaly normal height |
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