常見例句The operation of Dual Busy Tone Multiple Access(DBTMA) is based on the RTS/CTS packet and two narrow bandwidth,outofband busy tones. 雙忙音多址接入(DBTMA)協(xié)議是采用RTS/CTS對話機制來預約信道,通過引入兩個窄帶帶外忙音信號來避免分組間沖突,解決了隱藏終端和暴露終端問題。outofband component 帶外分量outofband signaling 帶外傳信 返回 outofband