TCH半速率的速率为（）

A.Traffic Channel Half Rate
B.Broadcast Control Channel
C.Cell Broadcast Channel
D.Access Granted Channel

A.Channel Required
B.Channel Acktivation Acknowledge
C.Handover Requst
D.intra cell handover Request

A.Channel Required
B.Channel Acktivation Acknowledge
C.Immediate Assign Command
D.intra cell handover Request