发表于:http://www.solartech.cn/detail.aspx?cid=1227
Intersolar North America, the premier solar industry exhibition and conference in America, concluded its fifth event in San Francisco, California on July 10-12, 2012. On the fascinating show, Solartech Renewable Energy Company, which dedicated in developing solar pumping technologies for 12 years, demonstrated the solar pumping system which had been applied ...