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单词
single frequency network
释义
single frequency network
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释
single frequency network
单频网
由多个位于不同地点、处于同步状态的发射机所组成的无线传输网络。网络中的各个发射机以相同的频率、在相同的时刻发射相同的节目,实现对特定服务区域的可靠覆盖。
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