1. 无线电信标：陆基无线电导航指塔康(TACAN),精密雷达(PAR),仪器|仪表着陆系统(ILS),微波着陆系统(MLS),罗兰C(Loran C),无线电信标(Radio Beacon)等系统. 它们都是在陆上(有时也在舰上)设置一些导航台,发射无线电信号,当装有相应机载或舰载导航设备的飞机或舰船进入其覆盖区后,
2. 无线电指向标,*电指向：无线电航行警告 radio navigational warning | 无线电指向标,*电指向 radio beacon | 无线电指向标表 list of radio beacon
3. 无线电导航台：lighthouse 灯塔 | radio beacon 无线电导航台 | radar 雷达
1. radio beacon的意思
1. Martell said rescuers found him the next morning after he activated his satellite phone and emergency radio beacon.
noun
1. a radio station that broadcasts a directional signal for navigational purposes
Synonym: beacon
2. a characteristic signal emitted by a transmitter used for navigation