环月轨道

本文基于球面天文学，结合航天器自身的不同姿态，对一系列环月轨道的特性进行了分析。

In this thesis , based on spherical astronomy , a series of the lunar orbit are analyzed combing the probe attitudes .

由于月球大气层稀薄，伽玛射线谱仪能够从环月轨道上探测到月表发出的伽玛射线。

Gamma-rays produced in the top few tens of centimeters of the lunar surface can be detected by gamma-ray spectrometer from lunar orbit with little atmosphere .

月球物理天平动对环月轨道器运动的影响

The Effects of Physical Libration of Moon on Lunar Satellites

库水与坝体的耦合振动；月球物理天平动对环月轨道器运动的影响

The coupling libration of water and dam ; The Effects of Physical Libration of Moon on Lunar Satellites

对自环月轨道开始的月球软着陆制动段飞行轨迹和制导律进行了研究。

The descending trajectory and the guidance method were presented for the braking phase of lunar soft-landing from a circular orbit .

日前，有两个洗衣机大小的人造卫星被送入环月轨道。今年3月，这两颗卫星将开始收集有关月球引力弯曲方面的详细数据。

Two washing-machine-sized satellites recently went into orbit around the moon . In March , they 'll start to gather detailed data about the quirks of the moon 's gravity .

月球重力场知识是月球探测器飞行轨道的设计和环月轨道的精确确定的重要前提，同时也是精确确定月球大地参考框架的基础。

The knowledge of the lunar gravitational field is the precondition of the lunar satellite orbit 's designment and precise determination , and it is the base of the foundation of the lunar geodetic reference frame .

轨道器和返回器组合体将继续在平均高度约200公里的环月轨道上飞行并等待上升器交会对接，着陆器和上升器组合体将择机实施月面软着陆，进行自动采样等后续工作。

The lander-ascender combination will execute a soft landing on the moon and engage in automatic sampling . The orbiter-returner will continue orbiting about 200 km above the lunar surface and wait for rendezvous and docking with the ascender .

月球重力场及低轨环月卫星轨道保持仿真分析

Research on Lunar Gravity Field and Maintenance of Lunar Satellite Orbit

低高度环月卫星轨道摄动分析和计算

Analyzing and Computing the Orbit Perturbation of Low-Altitude Lunar Satellite

高阶次月球重力场模型截断下的低轨环月卫星轨道受摄分析地球重力位模型确定局部大地水准面起伏的比较研究

Research on Lunar Gravity Field and Effect of Perturbation on Lunar Satellite Orbit Comparison of the Regional Geoid Undulations Determinated by Geopotential Models

相位环地月转移轨道研究

Research on Phasing Loops Earth-to-Moon Transfer Orbit