1) business channel
业务通道
1.
Research on the technology of time transmission through SDH business channel in time synchronization system of power grid
电网时间统一系统中SDH业务通道传递时间技术的研究
2) subsidiary communications authorisation channel
辅助通讯业务信道(电信)
3) Orderwire Channel SC
公务通道
5) Railway Business
铁道业务
1.
Research of Railway Business Reckoning System Based on J2EE Architecture;
基于J2EE的铁道业务清算系统的研究
2.
Research of Railway Business Communication Platform;
中国铁通铁道业务部作为中国铁通集团公司的核心业务部门,一直关注着自身的信息化建设。
6) communication service
通信业务
1.
This paper introduce the current status of China Unicom communication service,then discuss the developing direction and goal of China Unicom communication services.
本文首先介绍了中国联通通信业务目前的发展状况，然后重点介绍了中国联通通信业务的未来发展方向和目标。
2.
Based on the development of IP network, it is predicted that allcommunication service will be integrated in IP network with a new concept:NGN(Next Generation Network).
248在通信业务中的具体应用进行了研究。
补充资料：业务
1.本行业﹑本职的事务;专业工作。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条