visual-aural radio range 目视和音响无线电信标

visual aural radio range 视听无线电导航台

Visual Aural Radio Range VAR 视听无线电导航台

visual aural VHF radio range 视听两用极高频导航台

visual-aural omnidirectional range 目视和音响全向无线电信标

aural visual range beacon 可听可见式信标

VAR Visual-Aural Radio Range 视听式无线电航向信标 ; 视听式无线电信标

VAR Visual C Aural Range 视听范围