单项选择题
A.SRES B.KC C.KI D.RAND
A.Collected User Information B.Request Report BCSM Event C.Event Report BCSM D.Initiate DP
A.13Kbit/s B.16Kbit/s C.64Kbit/s D.2Mkbit/s
A.GMSK B.FSK C.QPSK D.PCM
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