物理大地测量的主要目标是确定地球外部重力场和大地水准面。
The main purpose of physical geodesy is to ascertain the outer Earth gravity field and geoid.
讨论了应用GPS测量重力点的大地高，从而获得地面点的扰动重力（或称纯重力异常）值这样新的重力边值条件，如何从理论与实际上确定重力场的问题。
This paper discusses the problem of gravity field determination by application of such a new gravity boundary condition as the disturbing gravity by use of GPS.
上述的测量极大地改善了我国目前重力网的精度和覆盖率，并为研究重力场的变化提供了重要的基础资料。
The above efforts significantly improve the present precision and distribution of Chinese national gravimetry network, and also provide important basic data to the study on gravity field variation.
本文通过对地球正常重力场理论公式的分析，认为可以采用GPS测量的大地高进行重力高度改正。
Based on analysing theoretical formula of normal gravity field of the earth, the author holds that the geodetic elevation of GPS survey might ha adopted for cavity altitude correction.
天文测量、大地测量、卫星大地测量、重力测量的数据和图件；
Data and drawings of astronomical survey, geodetic survey, geodetic survey by satellite, and gravity measurement;
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。
The practical application of formulae to the absolute gravimetry and refineding geoid are discussed.
确定高精度和高分辨率地球重力场模型是现代大地测量的基本目标之一，卫星重力计划就是基于这一目标实施的。
One of the fundamental scientific objectives of modern geodesy is to determine the high precision and high resolution earth gravity field. The satellite gravity project is just for this object.
李斐文章针对物理大地测量学反问题研究中的拟调和性重力场源及重调和性重力场源，将该研究中的理论核心――正交分解定理予以具体实现。
It is the first time to have the theorem of orthogonal decomposition, a theoretical kernel in inverse gravimetric problem, realized in practice.
根据这些大地测量成果以全球参照系为基准，对该地区的重力场进行了研究。
Base on the global reference system and according to these geodetic results th...
根据这些大地测量成果以全球参照系为基准，对该地区的重力场进行了研究。
Base on the global reference system and according to these geodetic results th...
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