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他们也有一个块氧化物完成防止腐蚀。
They also have a block oxide finish to protect from corrosion.
youdao
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铁的腐蚀。红色氧化物沉积在金属表面。
Corrosion on iron. Red oxide deposits on the surface of the metal.
youdao
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铁的腐蚀。红色氧化物沉积在金属表面。
Corrosion on iron. Red oxide deposits on the surface of the metal.
youdao