与传统方案相比，IBAS（综合宽带接入系统）所采用的两纤单向通道倒换环具有更好的优越性。
To compare with the traditional scheme, the two-fiber single direction channel rotating ring used in IBAS shows more superior.
CMTS系统是HFC网络中的关键设备之一，它能够使有线电视用户实现宽带接入并享受交互式综合业务服务。
CMTS system is one of the key devices in HFC network, it can make CATV users access broad-band network and enjoy the interactive integrated service.
CMTS系统是HFC网络中的关键设备之一，它能够使有线电视用户实现宽带接入并享受交互式综合业务服务。
CMTS system is one of the key devices in HFC network, it can make CATV users access broad-band network and enjoy the interactive integrated service.
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