无线电导标的航线 [航] [水运] beacon course

无线电导航有声信标 aural radio range

无线电导航信标 radio range beacon ; radio beacon ; RA Radio Range

无线电信标引导系统 radio beacon guidance system ; RBGS RadioBeaconGuidanceSystem

无线电导航浮标 radio buoy

无线电导向标 radio range

低频无线电导航信标 low frequency radio-range

低中频无线电导航信标 low medium frequency radio range

航空无线电导向标杆 aeronautical radio range