ETSI EN 301 709-2000 Digital Cellular Telecommunications System (Phase 2+) Link Adaptation (GSM 05 09 Version 8 0 1 Release 1999)《数字蜂窝通信系统(第2+阶段) 链路适配 GSM 05 09(版本8 0 1 1999年发布)》.pdf

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