利用拉梅谐和函数理论，证明了共焦椭球成层分布三轴椭球体的外部引力位与均质三轴椭球体的外部引力位具有一致的形式。
The purpose of this paper is to give an analytical expression of a tri axes ellipsoid body's gravitation potential with layered, focus tri axes ellipsoidal density distribution.
本文通过空间扰动位协方差函数特性，得出卫星重力梯度数据与引力位系数的相关协方差函数。
Least Squares Collocation is used to educe the function that can directly compute gravitational potential coefficient by satellite gravity gradiometry data.
应用推荐