判断题
A.QCI1 B.QCI2 C.QCI5 D.QCI9
A.Call Drop Rate=eRAB AbnormRel/eRAB Setup Success*100% B.Call Drop Rate=eRAB AbnormRel/RRC Connection Setup Success*100% C.Call Drop Rate=eRAB AbnormRel/ eRAB Release Total*100% D.Call Drop Rate=eRAB AbnormRel// eRAB NormRel*100%