نظرات ياداشت سلام - ادبيات و فرهنگ

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K gold blush by Pandora Jewellery blush into the white gold admixture and gold alloy. A lot of frequently acclimated in adornment the blush of gold admixture is Au-Ag-Cu (-Zn) Alloys; white gold alloys are mostly Au-Ag-Ni (Cu, Zn) and Au-Ag-Pd (-Zn, Cu) alloy. 25% of gold in the alloyed aegis or nickel.