A.升值 B.貶值 C.不變 D.以上都不正確
A.1.4550 B.1.4512 C.1.4312 D.1.4310
A.1.5828/1.5831 B.1.5829/1.5830 C.1.5826/1.5828 D.1.5825/1.5826