【电】 无线电脉冲

这种仪器，有米粒大小，以电子雷达发射的无线脉冲供能——可以向外界发射无线电信号。

State Administration of Radio, Film and Television

Radio programme

radio and television university

radio beacon

solid-state radio engineering【电子】

radio television

two-way radio communication【通信】

radio-frequency interference test【电子】