High order, high precision geopotential models have broad application.
高阶高精度地球重力场模型具有广泛的用途。
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。
There are many gravity quantities expressed by finite spherical harmonic series expansions in the computing for geopotential.
重力场计算中，经常需要计算以有限阶球谐级数表示的重力场元。
In order to evaluate the vertical offset, it is essential to know the geopotential of the mean sea level and of the geoid as well.
为了获得这一垂直偏差，很有必要确定当地平均海面和全球大地水准面上的重力位值。
The calculation of the geopotential tendency gives good indications in the forecasting of heavy rain area and the movement of low systems.
日常业务中计算500毫巴层位势倾向，在判断未来低值系统的移动和暴雨落区中，有一定指示意义。
By using the spline interpolation, objective analyses of geopotential, temperature and surface pressure fields are tested and good results obtained.
本文用样条插值进行了高度、温度、地面气压等要素场的客观分析试验，取得了良好的结果。
The main difference between this method and the method currently used is that it does not require entire sounding data except geopotential height of each level.
这种方法与当前使用的计算方法间的主要不同点是它不需要完整的探空资料，只需要各层的位势高度。
With effect of geopotential and radiation energy, when the interior of the earth continued to melt, the surface of the earth solidified to form the original lithosphere.
当地球内部在重力势能和放射能的作用下继续熔融时，地球表面固化为原始岩石圈。
It is found that the improved nine level model has a better simulations of the geopotential field, the temperature field and the precipitation field in winter and summer.
对比检验表明，改进后的九层模式对高度场、温度场及降水场的模拟均要优于原五层模式。
On the basis of the research into the bulk temperature field in gears makes research theoretically on the source temperature field in gears, which is a typical geopotential problem.
在齿轮本体温度场研究的基础之上，对齿轮有源温度场这一典型的位势问题从理论上进行了探讨。
The results show that there is a significant equivalent barotropic feature in the vertical direction of the monthly mean geopotential height anomalies over the Northern Hemisphere .
分析结果表明：北半球月平均环流异常在垂直方向上具有明显的相当正压性结构特征。
Numerical differential method and energy balance approach are applied respectively to recover the geopotential coefficients until 50 degree based on the simulated observation datum of CHAMP.
基于模拟的CHAMP卫星观测数据，分别用数值微分法和能量守恒法恢复50阶次的重力位系数。
Relative accuracy of regional gravimetric geoid determination is estimated by an frequency domain analysis, which is determined by regional terrestrial gravity measurements and geopotential model.
以频域解析方法，研究由地面重力数据、全球位模型确定区域重力大地水准面的相对精度估计。
Relative accuracy of regional gravimetric geoid determination is estimated by an frequency domain analysis, which is determined by regional terrestrial gravity measurements and geopotential model.
以频域解析方法，研究由地面重力数据、全球位模型确定区域重力大地水准面的相对精度估计。
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