英语词汇frequency modulation怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	frequency modulation
释义	frequency modulationn.（名词）abbr. FM, fm【缩写】 The encoding of a carrier wave by variation of its frequency in accordance with an input signal.调频：用输入信号对载波频率的调制
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