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)議是採用RTS/CTS對(duì)話機(jī)制來預(yù)約信道,通過引入兩個(gè)窄帶帶外忙音信號(hào)來避免分組間沖突,解決了隱藏終耑和暴露終耑問題。outofband component 帶外分量outofband signaling 帶外傳信 返回 outofband