最先进的地球观测卫星将于下周发射，它将以前所未有的分辨率和精确度来测绘地球的重力场。
The most sophisticated Earth observation satellite will launch next week to map our planet's gravitational field with unprecedented resolution and accuracy.
从建立观测方程的角度来说，主要研究了三种恢复地球重力场的方法：(1)数值微分法，(2)能量守恒法，(3)数值积分法。
Three methods for gravity field recovery are mainly studied from the views of observation equation, (1) numerical differential method, (2) energy balance approach, (3) numerical integration method.
利用冀鲁豫测网的流动重力5期观测成果，探讨了重力场变化与封丘地震的关系。
In the light of the 5 periods of mobile gravity observation results of the Ji-Lu-Yu network, the relation between the gravity and the Fengqiu earthquake is discussed.
本文主要研究利用星载重力梯度仪观测数据恢复地球重力场的理论、方法和实用解算模型。
This dissertation focuses on the theory, methodology and practical mathematical model for the global gravity field determination from satellite gravity gradiometry data.
重点考察了月球重力场误差、观测量精度、初始时刻的先验轨道误差以及观测资料类型等对环月飞行器定轨精度的影响。
Especially, the effects of lunar gravity, observation accuracy, orbital error and observation data types on the orbital determination accuracy of the lunar orbiter have been carefully investigated.
月球重力场的恢复依赖于对绕球探测器的跟踪观测，可恢复重力场模型的最高阶次与观测数据分布的密集程度之间满足一定的关系。
The recovery of the lunar gravity field model depends on the tracking observation of lunar detectors, the highest lunar gravity model order is connected with denseness of the tracking data.
重力与水准观测值中都含有重要的重力场信息与点位垂直分量的几何信息。
In gravimetry and levelling observations. there exist the important information of gravity field and vertical component of geometrical position.
重力场所包含的信息十分丰富且重力资料具有范围广、精度和分辨率高、观测成本相对较低廉等优势也就决定了重力场具有广泛的应用。
Gravity data have the advantage of wide range, high precision and resolution and relative cheap observation cost, so that the gravity field which contains abundant information has broad applications.
重力场所包含的信息十分丰富且重力资料具有范围广、精度和分辨率高、观测成本相对较低廉等优势也就决定了重力场具有广泛的应用。
Gravity data have the advantage of wide range, high precision and resolution and relative cheap observation cost, so that the gravity field which contains abundant information has broad applications.
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