A user selects the resource link to initiate a communication link between the portable communication device and a wirelesscommunicationservice.
用户选择所述资源链路,以启动便携式通信设备和无线通信服务之间的通信链路。
3
With the rapid development of wirelesscommunication technology and Internet technology, the primary service of mobile telecom is changing from voice service to data service.