视传系统一种相互作用的视传系统，通过电视电缆或电话线接收或传播信息

An interactive videotex system in which information can be retrieved or transmitted over television cables or telephone lines.

与高频全向(无线电)信标系统接收机的耦合(伏尔系统耦合)

связь с приёмниками системы ВОР

无线方向探测器一种无线电接收和指向天线系统，用来确定收到的无线电信号的角方向

A radio receiver and directional antenna used as a system to determine the angular direction of incoming radio signals.