1.
Research and Implementation of Real-time Visual Simulation System of In-orbit Satellite Movement;
卫星在轨运行实时视景仿真系统的研究与实现
2.
Visual Simulation System of In-Orbit Small Satellite Movement Based on OpenGL;
基于OpenGL的小卫星在轨运行可视化仿真系统研究
3.
Realistic Rendering On Visual Simulation of Satellite Motion in Orbit
卫星在轨运行视景仿真中的真实感实现
4.
Design and On-orbit Measurement of Chang' E-1 Satellite CCD Stereo Camera
嫦娥一号卫星CCD立体相机的设计与在轨运行
5.
Not running on tracks or rails.
无轨的不在轨道或铁轨上运行的
6.
Planets roll on their courses.
行星在轨道上运行。
7.
The stars in their courses, ie the way they appear to move
在轨道中运行的星球
8.
The train is running on the outside track.
列车正在外轨上运行。
9.
(of planets,etc)moving in an eccentric orbit
（指行星等）在不正圆的轨道上运行的.
10.
They were watching the orbit of the rocket on the screen.
他们在观察屏幕上的火箭运行轨道。
11.
moving in its orbit with the gleam and the speed of light.
以光的速度在它的轨道上运行着。
12.
A rail or set of parallel rails upon which railroad cars or other vehicles run.
铁轨铁路车厢或其它车辆可在上运行的一条或一套平行轨道
13.
We must leave ..the ship is falling out of orbit.
我们必须离开..这艘飞船正在脱离它的运行轨道.
14.
By that time, the first one had been in orbit about eleven days.
而当时第一艘已经在轨道中运行了11天了，
15.
To decrease in orbit.Used of an artificial satellite.
能量衰减指人造卫星在轨道上运行时能量消减
16.
The point on the orbit of a celestial body that is farthest from the sun.
远日点在天体运行轨道上距离太阳最远的点
17.
Research on Simulation of In-orbit Satellite Movement Based on Geographical Information;
基于地理信息的在轨卫星运行仿真研究
18.
The SMV could re main in orbit for up to a year before landing autonomously on a runway.
太空机动飞行器可以在轨道上运行一年之久，然后自行在跑道降落。