无线电通信(radio communications)是将需要传送的声音、文字、数据、图像等电信号调制在无线电波上经空间和地面传至对方的通信方式,利用无线电磁波在空间传输信息的通信方式。
无线电通信设备 radio communication equipment
世界无线电通信大会 World Radiocommunication Conference ; WRC
地面无线电通信 terrestrial radio communication ; [通信] terrestrial radiocommunication
无线电通信业务 radiocommunication service ; radio traffic
无线电通信线路 [通信] radio link ; wireless relay broadcasting
空间无线电通信 spaceradiocommunication ; Space Telecommunications ; space radiocommunication
无线电通信系统 radio communications system ; MSc Radio Frequency Communication System
移动式无线电通信 mobile radio
无线电通信网 [通信] radio network ; [通信] radio communication net ; radio link network ; radio net
每个小组都有一台收发两用的无线电通信设备以保持联系。
由于月球阻碍了与探测器的直接无线电通信,中国首先必须把一颗人造卫星送入月球轨道上的一个点,人造卫星可以从那里向航天器和地球发射信号。
Because the moon's body blocks direct radio communication with a probe, China first had to put a satellite in orbit above the moon in a spot where it could send signals to the spacecraft and to Earth.
然而,这种纯粹的视觉系统在恶劣天气下毫无用处,到了20世纪30年代,无线电通信开始用于空中交通管制。
However, this purely visual system was useless in bad weather, and, by the 1930s, radio communication was coming into use for ATC.
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