单项选择题
A.8.00 B.1.85 C.14.83 D.0.89 E.0.06
A.90.00% B.93.26% C.92.50% D.87.50% E.50.26%
A.0.42‰B.0.83‰C.0.41‰D.0.89‰E.0.48‰