A.人民幣,1千克,99.99% B.美元,1千克,,99.99% C.人民幣,3千克,99.95% D.美元,3千克,99.95%
A.105.8 B.100.6 C.96.71 D.102
A.101.8 B.105.6 C.105.5 D.102.3