1.
Study on Formation Keeping for Coplanar Flying-around Satellites Based on Combined Maneuver
基于组合机动的共面绕飞卫星队形保持研究
2.
Many countries have sent up man made satellites to circle the earth.
许多国家发射了人造卫星围绕地球飞行。
3.
The Configuration Kinematics Design and Analysis of Small Satellites Flying-around Formation
小卫星编队绕飞构型运动学设计与分析研究
4.
An Orbit Transfer Method for Concomitant Satellite Approaching and Flying-around
伴随卫星接近绕飞的轨道控制方法研究
5.
A natural satellite revolving around a planet.
（行星的）卫星围绕行星运转的天然卫星
6.
A similar system is used to contact the communications satellites that now continually encircle the earth.
人们正把同样的系统用来与目前绕地球飞行的通讯卫星保持联系。
7.
A satellite's circle around the earth.
卫星绕地球的环形轨道
8.
distress alerting band of polar-orbiting satellites
绕极卫星海难呼救波段
9.
duce to orbit Saturn in 2004,
计划于2004年绕土星飞行，
10.
orbital velocity
卫星绕主星运行的平均速度
11.
aircraft-to-satellite link
飞机－卫星通信链路
12.
A rocket, guided missile, satellite, or airplane.
火箭、导弹、卫星或飞机
13.
Apropos, the bucket is heard to have flown to the outer space and is now a satellite, moving along the orbit.
至于那个水桶，据说它飞出外太空之后变成人造卫星，现在正绕著地球轨道行进中。
14.
There are many artificial satellites orbiting around the Earth.
绕地球运行的人造卫星有许多。
15.
Many artificial satellites encircle the earth today
如今许多人造卫星围绕着地球。
16.
How many satellite have be put Into orbit round the earth
有多少颗人造卫星已送入绕地球轨道
17.
Some artificial satellites have been sent up to orbit the moon
有的人造卫星是绕月球转动的，
18.
How many satellite have is put into orbit round the earth.
有多少颗人造卫星已送入绕地球轨道。