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Aluminom mpempe akwụkwọ efere, NgwaahịaBlack na mpempe akwụkwọ aluminom
Bulite ọrụ gị site na ọmarịcha anyị, Mpempe akwụkwọ aluminom anodized ojii na-adịgide adịgide - nguzogide corrosion kacha mma yana ọmarịcha mma maka ụlọ., ngwá electronic, na ụgbọ ala.
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