Harnessing the SunOn the high plateaus and grasslands of Qinghai Province, where the sun shines more than 3,000 hours a year, solar heat is being used to serve the energy needs of production and the...
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Harnessing the SunOn the high plateaus and grasslands of Qinghai Province, where the sun shines more than 3,000 hours a year, solar heat is being used to serve the energy needs of production and the...