A.不小于1.0 B.不小于1.1 C.不小于1.2 D.不小于1.5
A.0.5,0.3 B.0.8,0.3 C.1.0,0.5 D.0.5,0.5
A.10,25% B.5,25% C.10,50% D.5,50%