A.功能性贬值 B.经济性贬值 C.收益性贬值 D.实体性贬值
A.650 B.625 C.555 D.500
A.1400 B.1600 C.1800 D.1970
A.293B.326C.329D.300
A.26132 B.15668 C.11439 D.55221