Radio

radio frequency integrated circuit radio telephony radio telescope [天] 电波望远镜；无线电天文望远镜 radio wave 无线电波 radio fix 无线电定位 [电] 无线电定位 radio knife [电] 无线电刀 radio silence [电] 无线电沉默 radio astronomy n. 射电天文学 radio telemetry radio frequency 无线电频率 [计] 射频 radio frequencies radio beacon [电] 无线电指标 radio beacons radio energy radio button [计] 单选按钮