NASA ScienceCasts: وضع أساساتنا في الفضاء

أُجريَت التجارب على متن محطة الفضاء الدولية لدراسة الخرسانة الإسمنتية في الجاذبية الصُغرى. علوم محطة الفضاء الدولية: علوم ناسا: انقر هنا لمشاهدة المزيد من الفيديوهات:

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