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基于EGM2008模型的区域似大地水准面精化方法分析
Author(s) -
阳阳 许,
扣清 任
Publication year - 2018
Publication title -
地矿测绘
Language(s) - Uncategorized
Resource type - Journals
ISSN - 2630-4732
DOI - 10.32629/gmsm.v1i4.49
Subject(s) - geology , environmental science
简要地介绍了“移去-恢复”法以及顾及重力场模型的“移去-恢复”法的原理。提出在缺少数字高程模型数据的情况下,利用EGM2008地球重力场模型结合GPS水准数据确定区域似大地水准面的实施方法,并结合实例进行计算分析。计算结果表明该方法可以有效提高似大地水准面模型的精度,使其满足当前城市级似大地水准面的精度要求,达到区域似大地水准面精化的目的。

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