A.20.4% B.19.64% C.17.94% D.21.22%
A.2.9 B.3.0 C.3.4 D.3.2
A.流動(dòng)比率 B.產(chǎn)權(quán)比率 C.速動(dòng)比率 D.利息費(fèi)用保障倍數(shù)