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单词 radio frequency
释义

Collins Concise English Dictionary © HarperCollins Publishers::
radio frequency n
  1. 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
    Abbreviations: rf, RF
  2. (as modifier): a radio-frequency amplifier
  3. the frequency transmitted by a particular radio station
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更新时间:2025/2/23 10:16:14