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根据对6063合金力学性能和氧化膜的要求,提出了最佳的合金成分方案.讨论了该合金的一些冶金缺陷及消除方法.“,”According to the requirement of the mechanical properties and oxidation film of 6063 alloy, the best plan of alloy component is presented. The metallurgy defects of 6063 alloy are discussed. The methods of reducing defects are presented.