单项选择题
A.1 B.0~1 C.1~7 D.1~63
A.Umf BSAck Order B.Umf Pilot Measurement Request Order C.Umf Handoff Completion Msg D.Umf Pilot Strength MeasurementMsg
A.开机注册指示 B.非漫游注册指示 C.登记周期 D.登记距离
A.物理层 B.MAC层 C.会话层 D.连接层
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