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المركز الأسود {مزيج من ملغم الذهب وأكسيد الحديد الأسود يبقى بعد غسل الأتربة المحتوية على تير}، {تعدين}
related Results
to concentrate (v.) , [ concentrated ; concentrated ] , {chem.}
تركز {كمياء}
to concentrate (v.) , [ concentrated ; concentrated ]
to concentrate (v.) , [ concentrated ; concentrated ] , {chem.}
تكثف {كمياء}
to concentrate (v.) , [ concentrated ; concentrated ]
concentrate (n.) , [pl. concentrates]
concentrate {med.}
to concentrate (v.) , [ concentrated ; concentrated ]
concentrate (n.) , [pl. concentrates]
to concentrate (v.) , [ concentrated ; concentrated ]