试题与答案

钢材酸洗时应用最广泛的酸溶液是()。 A.盐酸 B.硫酸 C.硝酸

题型:单项选择题

题目:

钢材酸洗时应用最广泛的酸溶液是()。

A.盐酸

B.硫酸

C.硝酸

答案:

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