Which coincide with the mean sea level surface is the geoid.

其中与平均海平面重合的面就是大地水准面。

Geiod or quasi-geoid is a height datum for acquiring geospatial information.

大地水准面或似大地水准面是获取地理空间信息的高程基准面。

Geiod or quasi - geoid is a height datum for acquiring geospatial information.

大地水准面或似大地水准面是获取地理空间信息的高程基准面.

The practical application of formulae to the absolute gravimetry and refineding geoid are discussed.

此外,还讨论了如何将它们用于绝对重力测量和精化大地水准面的实际中.

Therefore geoid refining is one of important missions for the establishment of the height datum in a country or a region.

因此，精化大地水准面是一个国家或地区建立现代高程基准的主要任务之一。

Comparing low degree geoid anomaly with mantle density anomaly, The authors think the earth shape asymmetry is mainly caused by lower mantle density inhomogeneity .

对比分析低阶大地水准面异常和地幔密度异常结果表明，地球形状非对称性主要是由下地幔的物质密度不均匀引起的。

The quasi-geoid computed by geopotential model is fitted with the quasi-geoid measured by GPS leveling.

将地球位模型计算的阜新似大地水准面拟合于GPS水准实测的似大地水准面。

The quasi - geoid computed by geopotential model is fitted with the quasi - geoid measured by GPS leveling.

将地球位模型计算的阜新似大地水准面拟合于GPS水准实测的似大地水准面.

It is made that the correlation analysis of gravity value on geoid and its topographic elevation by use of univariate linear regression equation.

着手，对大地水准面上的重力值与相应的地形高程作了相关分析。

The altimetry geoid undulation is mainly conducted by convergence between two or three plates, and its components at short wavelength characterize tectonics within basins.

测高大地水准面反映了研究区板块相互作用的特点，其高频成分可以刻画各海盆的构造特征。