Solar panels are installed on the roof of the houses and the Sun’s energy can be stored for a number of days, so on cloudy day you can use solar energy too.. Sweden has an advanced solar[r]
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Solar panels are installed on the roof of the houses and the Sun’s energy can be stored for a number of days, so on cloudy day you can use solar energy too.. Sweden has an advanced solar[r]
Ngày đăng: 01/07/2021, 05:47
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