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Solar PV Electric car mobile test of Ice Snow Asphalt Terrain
George Tonchev has graduated from the Higher School of Aviation (Bulgaria) and the Technical University (Bulgaria). He also holds a PhD in technical science and information technologies. He...
Метки: bulgaria, solar, technical, terrain2:23
Revolution in solar cell technology! + 20% efficiency!
3:24
S0 News March 20, 2014: Interplanetary Shockwave, Solar Flares
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