It is one of important subjects to construct support service system for learners' satisfaction.
构建一个学习者满意的支持服务系统是远程教育的重要课题之一。
Telephone bank system is one of the indispensable service to bank.
电话银行是银行系统的必备服务手段之一。
IVR (interactive voice response) system is one kind of telecom added value service system.
交互式语音应答(ivr)系统是一种电信增值业务系统。
Reactive power service is one of ancillary services in power system.
无功是电力系统辅助服务之一。
Reactive power service is one of ancillary services in power system.
无功是电力系统辅助服务之一。
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