A.對(duì)外投資 B.進(jìn)行技術(shù)改造 C.彌補(bǔ)臨時(shí)性資金短缺 D.購買主要機(jī)器設(shè)備
A.10% B.20% C.30% D.50%
A.10% B.20% C.30% D.40%