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词汇
frequency-division multiplexing
释义
frequency-division multiplexing
分频多工（=FDM）
一种通信方式，将单一传输设施分成若干个传输通道。采用的方法是将有限宽度的传输频带分割成若干较窄的频带，每个窄频带构成一个个不同的通道。
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更新时间：2025/6/2 22:26:01