重力等位面
- 网络equipotential surface of gravity;graviational equipotential;gravity equi-potential surface;iso-geopotential surface
重力等位面-
近代大地水准面被定义为最接近于平均海水面的重力等位面，但关键问题是如何确定这种大地水准面。
The modern definition of the geoid is as follows : the geoid is such an equigeopotential surface that is nearest to the mean sea level .
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采用数值微商求偏导数的方法，从而使GPS网平差的计算模型非常简洁。强震前重力场等位面二次偏微商异常变化分析
The numerical partial derivative is introduced to simplify the GPS network adjustment model . ANALYSIS OF THE ANOMALOUS CHANGE OF QUADRATIC PARTIAL DERIVATIVE OF GRAVITY EQUI-POTENTIAL SURFACE PRIOR TO STRONG EARTHQUAKES
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强震前重力场等位面二次偏微商异常变化分析
Analysis of the anomalous change of quadratic partial derivative of gravity equi-potential surface prior to strong earthquakes