A.100% B.95% C.85% D.80%
A.正常儲(chǔ)備額 B.標(biāo)準(zhǔn)儲(chǔ)備額 C.儲(chǔ)備定額 D.最低儲(chǔ)備額
A.數(shù)量差 B.計(jì)量差 C.重量差 D.有效差額