A.20.9% B.20.26% C.22.8% D.25.6%

考试题库2022-08-02  19

问题 A.20.9%B.20.26%C.22.8%D.25.6%

选项 A.20.9%
B.20.26%
C.22.8%
D.25.6%

答案 B

解析
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