radiocommunications

In radiocommunications , a center consisting of one or more transmitters and associated antennas .

无线电通讯用语，指由一架或多架发射机及其天线组成的一个中心。

In radiocommunications , the simultaneous tuning of two or more circuits .

无线电通信技术中同时调谐两个或多个电路的过程。

In radiocommunications , the radiation in a lobe of a directional antenna .

在无线通信技术中，定向天线以某一波瓣辐射的电磁能。

In radiocommunications , pertaining to variations in the received signal strength due to varying ionization conditions over the propagation path .

在无线电通信技术中，接收信号的强度由于传播通路上电离条件的改变而引起的变化。

In radiocommunications , the transmission , by means of radiowaves , of programs of sound and vision for general reception .

在无线电通信技术中，供一般接收而发送无线电波的声、像节目的传输方式。