| 重力归算及其对大地水准面及外部重力场的影响 |
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| 引用本文： | 申文斌.重力归算及其对大地水准面及外部重力场的影响[J].测绘科学,2006,31(6):30-32. |
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| 作者姓名： | 申文斌 |
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| 作者单位： | 武汉大学测绘学院地球物理系,武汉,430079;武汉大学地球空间环境与大地测量教育部重点实验室,武汉,430079 |
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| 摘 要： | 本文论述并探讨了各种不同的重力归算方法对大地水准面以及地球外部重力场的影响,讨论了与确定cm级大地水准面相关的一些问题,特别阐述了高程误差对大地水准面的影响。
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| 关 键 词： | 重力归算 大地水准面 伴随大地水准面 重力场 厘米级大地水准面 |
| 文章编号： | 1009-2307(2006)06-0030-03 |
| 收稿时间： | 2006-08-03 |
| 修稿时间： | 2006年8月3日 |
Various gravity reduction methods and their influences on the geoid and the Earth's external gravity field |
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| SHEN Wen-bin.Various gravity reduction methods and their influences on the geoid and the Earth''''s external gravity field[J].Science of Surveying and Mapping,2006,31(6):30-32. |
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| Authors: | SHEN Wen-bin |
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| Abstract: | Various gravity reduction methods and their influences on the geoid and the Earth's external gravity field are investigated.The problem about the determination of the geoid with the accuracy of centimeter-level is discussed,especially,the influences on the geoid determination due to the errors of the orthometric height are investigated. |
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| Keywords: | gravity reduction methods geoid cogeoid gravity-eld centimeter-level geoid |
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