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النقل الكهربائي

   # المقالات 
1 دائـرة التحكم و تبادل الطاقة
2 دائرة التصميـم
3 دائرة الصيانة
4 دائــرة التشغيـل
5 نبذة عن الادارة
 
Scientists use Visible Light to Break Down Carbon Dioxide

We all are familiar with the effects of carbon dioxide on our environment. Carbon dioxide is responsible for causing the greenhouse effect. If scientists can breakdown this gas into other form it would lead us to reduce the concentration of this gas into environment substantially. It would

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