A.CFSRPM B.CFSCNM C.CFSRSM D.CFSRQM
A.信號覆蓋差 B.前向存在干擾 C.前向業(yè)務(wù)信道功率不足 D.反向存在干擾
A.12.5 B.25 C.30 D.125;