Method of regional height transformation based on earth gravity field model;

描述了地球重力场模型和中国海及邻域重力异常的特征。

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Field gravity survey was an important method of gravity field model optimization.

野外重力测量是精化全球和局部重力场模型的重要手段之一。

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This paper is mainly about how to improve moving surface method of GPS leveling by means of earth's gravity field model.

为此，提出利用地球重力场模型改进GPS水准中移动曲面法的方法。

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