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精英家教網 > 初中地理 > 題目詳情

【題目】下列做法,不能起到防銹作用的是

A.保留鐵器表面的鐵銹

B.在鐵器表面鍍鋅

C.在金屬機械上涂油

D.在車、船表面刷漆

【答案】A

【解析】鐵生銹后,因鐵銹比較疏松,不能起到防止內部進一步被銹蝕的作用.

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