有的时候,为了节省天线数量或由于空间位置不足时,需要使用收发共用天线,收发共用天线与单纯的发射天线的频带宽度的要求是一样的。()
时间:2022-12-07 13:39:42
所属题库:电信网络管理基础知识题库
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