A-A+

A (n) _____ is a chemical or electro-chemical attack on the metal surface which may be fur..

2020-09-18 20:30:56 资格考试 阅读

问题详情

A.erosion

B.corrosion

C.cavity

D.scouring

请帮忙给出正确答案和分析,谢谢!

参考答案

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