电报自动选路设备
telegraph automatic routing equipment
进路自动选择
Route automatic selection
通讯自动化
communications automation
Ca
卫星自动化系统
satellite automation system
卫星自动监视器系统
satellite automonitor system
SAMS
自动卫星计算机导航
automatic satellitecomputer aids to navigation
动中通卫星通信
satellite communication in motion
satellite communication on-the-move
陆地移动卫星通信
Land mobile satellite communication
陆地移动卫星通信系统
Land mobile satellite communication system
水上行动卫星通信业务
maritime mobile satellite service
移动卫星通信
mobile satellite communication
mobile satellite communications
satellite communication
mobile satellite communicaiton
Mobile satel1ite communication