依据岩石圈弹性挠曲均衡补偿理论建立地形-均衡补偿重力、大地水准面异常的球谐级数表达式。
Base on theory of lithosphere elastic flexure isostatic compensation, the spheric harmonic series expressions of topography-isostasy compensation gravity and geoid are established.
另外，采用阻尼最小二乘方法，利用全球地震层析成像资料和大地水准面异常资料联合反演了三维全球地幔密度异常。
Moreover, The authors inverted three dimensional global mantle density (anomaly) combining geoid data and seismic tomography data by means of damping least square method.
介绍了GPS高程的应用理论，大地水准高的计算方法以及利用曲面拟合法计算大地水准面高，并对结果进行了分析，绘制出高程异常等值线图。
The paper introduces the application theory of GPS height and both the general method and the curved surface fitting method to measure geodetic height.
介绍了GPS高程的应用理论，大地水准高的计算方法以及利用曲面拟合法计算大地水准面高，并对结果进行了分析，绘制出高程异常等值线图。
The paper introduces the application theory of GPS height and both the general method and the curved surface fitting method to measure geodetic height.
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