A.一般質(zhì)量事故 B.嚴(yán)重質(zhì)量事故 C.重大質(zhì)量事故 D.特別重大質(zhì)量事故
A.調(diào)高10%~30% B.調(diào)低10%~30% C.調(diào)高5%~10% D.調(diào)低5%~10%
A.0 B.1 C.2 D.3