水上无线电卫星导航业务
maritime radionavigation-satellite service
无线电导航卫星服务
RNSS RadioNavigation Satellite Service
卫星无线导航
Radio Navigation Satellite Service RNSS
美国电视与无线电无线电工作女性协会
American women in radio and television
卫星无线电测定业务
radiodetermination-satellite service
radion determination-satellite service
卫星无线电定位
Radio Determination Satellite Service RDSS
卫星无线电通讯
satellite radio comunication
卫星无线电助航业务
Radio Navigation-satellite Service
船舶导航无线电发射机
marine beacon transmitter
导航无线电台
aeronautical radio station
radio station
Aeronautical
地面无线电导航
TRN Terrestrial Radio Navigation
地面无线电导航设备
ground radio navigation aid
地面无线电导航站
aeronautical ground radio station
radio station
aeronutical ground