A.投資性負(fù)債/投資性資產(chǎn) B.總負(fù)債/總資產(chǎn) C.投資性負(fù)債/總資產(chǎn) D.總負(fù)債/投資性資產(chǎn)
A.1~2倍 B.2~3倍 C.2~4倍 D.3~6倍