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2013-05-23 12:21
求翻譯：A new hot dip Zn–7Al alloy coating was performed on a structural steel by double coating of fine Zn and Zn–7 wt.% Al alloy, to prevent severe corrosion in coastal area. The alloy-coated steels were exposed to seaside, quasi-industrial, and rural districts to compare with conventional Zn coating.Double coating was signi是什么意思？ 待解決
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A new hot dip Zn–7Al alloy coating was performed on a structural steel by double coating of fine Zn and Zn–7 wt.% Al alloy, to prevent severe corrosion in coastal area. The alloy-coated steels were exposed to seaside, quasi-industrial, and rural districts to compare with conventional Zn coating.Double coating was signi
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