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Management
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Mohamed Elsir
Nothing
تكنولوجيا كيمياء صناعة الأسمنت
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0 Student
احترف رسم ملامس الخامات بالمار...
Progress Reporting & Presentat...
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ISO 9001:2015 Requirements and...
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10 Student
إعداد كراسات الشروط والمواصفات
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