铜
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flux coppor backing welding 铜板垫单面潜弧焊接
Coppor mine metallogentic belt 铜矿成矿带
Coppor corrosion in al alloy was restrained, resulted in the realization of applying Aluminium anodizing to LY12and LY11. This technology can be put into batch production.
本工艺有效地抑制了铝合金中铜的腐蚀，实现了铝阳极化在LY 12、LY 11上的应用，经中试后具备了批量生产能力。
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