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Compared to other renewable sources, they also possess many advantages: wind and water power rely on turbines which are noisy, expensive and which take up large space.. Solar cells are t[r]
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Compared to other renewable sources, they also possess many advantages: wind and water power rely on turbines which are noisy, expensive and which take up large space.. Solar cells are t[r]
Ngày đăng: 04/01/2021, 14:20
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