A.甲項(xiàng)目?jī)?yōu)于乙項(xiàng)目 B.乙項(xiàng)目?jī)?yōu)于甲項(xiàng)目 C.甲、乙兩個(gè)項(xiàng)目均可接受 D.無(wú)法判斷
A.0.82 B.1.48 C.1.84 D.2.67
A.45% B.60% C.80% D.90%