1) Lunar flyby
月球借力
3) lunar gravity
月球重力
1.
Preliminary comprehension on the characteristic of lunar gravity;
对月球重力场特征的理解
4) lunar gravity field
月球重力场
1.
In this paper,assuming that the satellite pairs of SST are in near circle polar orbits,the spectrum relationship between the lunar gravity field and intersatellite ranging system is established by using analytic method.
文章引入已有的解析方法在理论上分析卫星间精密测距与月球重力场信号的频率响应关系,并通过模拟计算,以分析月球卫星跟踪卫星方法应用于月球重力场探测的可行性和恢复重力场的能力。
2.
The lunar satellite s kinematic law and dynamic partial equation are described,the applicability of dynamic method and kinemetic method in lunar satellite orbit determination are discussed,the computation mode and optimization algorithm to determine lunar gravity field from observation are summarized.
对绕月卫星的运动规律以动力学方程的形式进行了描述,并讨论了绕月卫星定轨中动力法和几何法的适用性以及通过定轨观测获取月球重力场模型的计算方式和优化算法;在归纳月球重力场确定的技术流程的基础上,针对月球背面绕月卫星摄动无法观测的困难,分析了目前所能采取的各种处理办法及其特征。
3.
Lunar gravity field acts on any moving object near the lunar space, and also is reflected by the motion of a lunar spacecraft.
月球重力场制约着近月外空间物体的运动,同时环月飞行器的运动也反映了月球重力场的作用。
5) lunar tide-generating force
月球引潮力
1.
The authors put forward that the occurrence of some great earthquakes (M≥8) in the region is related to the lunar tide-generating force effect of the greatest declination of the Moon.
并提出 ,如果西藏南部及其附近地区存在孕育着的大地震 ,则将在2 0 0 5～ 2 0 0 7年具有被月球引潮力触发的有利条件。
6) lunar gravitational field
月球重力场
1.
As one of the moon s main physical features, lunar gravitational field plays a very predominant role in the study of the moon.
月球重力场作为月球的主要物理特征之一,在月球的研究中具有非常重要的作用。
补充资料：借力
1.借用其力。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条