酒精燃烧法对酒精纯度要求达( )。A.98% B.93% C.95% D.

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问题 酒精燃烧法对酒精纯度要求达( )。A.98%B.93%C.95%D.90%

选项 A.98%
B.93%
C.95%
D.90%

答案 C

解析
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