A.60% B.70% C.80% D.100%
A.專業(yè)性倉(cāng)庫(kù) B.普通倉(cāng)庫(kù) C.綜合性倉(cāng)庫(kù) D.特殊倉(cāng)庫(kù)
A.40kg B.50kg C.60kg D.70kg