radio-frequency

柯林斯词典

radio frequency

• 1. N a frequency or band of frequencies that lie in the range 10 kilohertz to 300 000 megahertz and can be used for radio communications and broadcasting 无线电频率 (Abbreviations rf, RF)→see also frequency band

• 2. N (as modifier) 无线电频率的

  a radio-frequency amplifier

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