| GPS拟合高程建立和精化山区大地水准面应用探讨 |
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| 引用本文： | 罗天文,覃锋.GPS拟合高程建立和精化山区大地水准面应用探讨[J].测绘科学,2011,36(3):91-94. |
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| 作者姓名： | 罗天文 覃锋 |
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| 作者单位： | 1. 贵州省水利水电勘测设计研究院,贵阳,550002
2. 贵州省水利电力学校,贵阳,550002 |
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| 摘 要： | 本文在分析大地水准面精化的目的意义及其发展现状的前提下,阐述了确定(似)大地水准面的原理,并针对贵州山区重力资料缺乏的现实情况,探讨了确定和精化山区局部区域大地水准面的方法;尤其对在贵州山区局部区域范围运用CPS水准资料结合地球重力场模型EGM96,拟合区域大地水准面的方法进行了详细的分析和讨论.通过运用原理和方法对实...
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| 关 键 词： | GPS拟合高程 建立和精化 似大地水准面 |
Discussion of applying GPS elevation fitting to establish and refine the Geoid of mountainous area |
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| LUO Tian-wen,QIN Feng.Discussion of applying GPS elevation fitting to establish and refine the Geoid of mountainous area[J].Science of Surveying and Mapping,2011,36(3):91-94. |
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| Authors: | LUO Tian-wen QIN Feng |
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| Institution: | ②(①Guizhou Research Institute of Water Resources and Hydropower,Guiyang 550002,China;②Guizhou Water Resources and Hydropower School,Guiyang 550002,China) |
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| Abstract: | Geoid refining is not only important for the surveying and mapping science,but also has positive effects on earth science researches.The paper elaborated the principle of defining the quasi-geoid or geoid by analyzing the meaning of geoid refining and its present development;explored measures of defining and refining geoid in mountainous regions under conditions of shortage of gravity materials in Guizhou mountainous area,especially analyzed and discussed the measure of combining GPS standard data with eart... |
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| Keywords: | GPS elevation fitting establishing and refining quasi-geoid |
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