المصباح الكهربائي ، شمس ، طاقة شمسية ، ضوء ، التخلص التدريجي النووي ، الأصفر ، الطلب على الكهرباء ، إنتاج الكهرباء ، الخلايا الشمسية ، أشعة الشمس ، كهرباء
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