Енергийна ефективност
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Промени на „Енергийна ефективност“
Основен текст (English)
- +In future, energy is precious one. Every house need solar powerplant. Every individual has to built solar power plant to produce own electricity for their commercial purpose. This is the saving of the future.
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- +It is very important that every human in the world to participate and need to make the world happiest
Заглавие (English)
- +Energy Efficiency