Copper (Cu) Thaum tooj liab (Cu) yaj nyob rau hauv aluminium alloys, cov khoom siv kho tshuab tau txhim kho thiab kev ua haujlwm zoo dua. Txawm li cas los xij, qhov corrosion kuj txo qis thiab kub tawg yog qhov tshwm sim. Copper (Cu) raws li impurity muaj cov nyhuv tib yam ...
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