A.制成品交易 B.初級產(chǎn)品交易 C.機(jī)電產(chǎn)品交易 D.儀表產(chǎn)品交易
A.9% B.10% C.11% D.12%
A.裸裝 B.局部包裝 C.全部包裝 D.特殊包裝