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GPRS
- GPRS网络结构和网元 GPRS网络接口和协议 GPRS地址、编号和标识 GPRS移动性管理 GPRS会话管理 -GPRS network structure and network element GPRS network interface and protocol GPRS address, number and logo GPRS Mobility Management GPRS session management
OFDMzongshu
- 北电写的关于第四代移动通信关键技术的综述性论文,外文资料,概括性强-Nortel was the fourth generation of mobile communications on key technology is summarized in papers, foreign materials, general strong