Terms for subject Communications containing satellite

English	Chinese
active satellite	有源〔主动〕卫星
broadcasting-satellite space station	卫星广播空间站
coverage of communication satellite	通信卫星覆盖范围
discriminating satellite exchange	自动电话装有区别机的支局
emergency satellite communication	应急卫星通信
passive satellite	无源卫星利用人造卫星作为反射体，进行宇宙通信
railway satellite communication	铁路卫星通信
reflection satellite	反射卫星
satellite communication for railway main line	铁路卫星通信
satellite localization	卫星定位 (positioning)
sub-synchronous satellite	分同步卫星
Tracking Telemetry and Command station TT&C of communication satellite	通信卫星监控站
transponder of communication satellite	通信卫星转发器