英语词汇“frame type B”的读音、翻译、释义、用法及例句-语文网

词汇	frame type B
释义	frame type B B型框架一种配线框架，其一边（垂直）装上所有外部线及这些线路的保护装置，另一边（水平）装有外部线路通向中心局设备的所有连接器。
随便看	call away call back callback callback callboard call box callboy call by location call by name call by value Call Center call collision call connected packet call control character call control procedure call control signal call delay call deposits call detail recording call directing code called called called party called program called station

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