该合同要求该系统集成商提供服务器,存储器,网络,无线,统一通信和呼叫中心援助等服务。
The contract calls for the systems integrator to provide servers, storage, networking, wireless, unified communications, and call center assistance.
无线呼叫服务系统为点对多点通信,存在信道冲突问题。
The wireless calling service system is a kind of one point to multipoint communication, which has the problem of channel collision.
无线通信系统采用移动通信提供的短消息服务和网上无线呼叫服务。
Wireless communication adopts the short message service of GSM and network wireless call service.
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