A.15.35% B.20.65% C.21.75% D.25.45%
A.等額分付現(xiàn)值 B.等額分付終值 C.等額分付償債基金 D.等額資本回收系數(shù)
A.投資 B.經(jīng)營(yíng)成本 C.稅金 D.折舊