basic rate access brabra basic rate accessisdn-ba isdn basic rate access isdn基本: basic; fundamental速率: speed; rate; tempo接入: insert; join up; switch on; ...基本速率接口: basic rate interface (bri); bri basic rate interface; bri-isdn basic rate interface-isdn; interface, basic rate (bri); isdn-bri isdn basid rate interface isdn; pri ( primary rate interface )基本速率: basic rate; bri isdn; rate, basic下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯