常見例句ATM and BISDN ? ATM和寬帶isdnEvolution Strategies of BISDN in USA,Japan and Europe 美國(guó)、日本及歐洲發(fā)展BISDN的策略"The direct cause is the emerging aTM-based BISDN and the advent of aDSL, the shortened form of asymmetric digital subscriber loop." 直接的原因則是最近問世的aTM型寬帶isdn和不對(duì)稱數(shù)字用戶廻路。 返回 BISDN