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ali-saleh-ali-almarisi-25975917
Question added by علي صالح علي المريسي, مستشار مدير مركز ابحاث, مدرسه اليقضه بالرصد - 7 years ago

ماهيا وحدة قياس الكون ؟وعلى اي اساس يتم تحديد قطر الارض؟

Engineering

Mathematics

Physics

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