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ebrahim-sabbar
Question added by Ebrahim Sabbar, مهندس مواد جيولوجي, المختبر المركزي للمقايسس وضبط الجودة - 9 years ago

ماهي الطريقة التى يتواجد بها معدن الحديد في الطبيعة؟

Iron

Metalsmithing

Nature

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