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hongdou wang / Water and Wind Generator

hongdou wang
hongdou wang

Outdoor hydraulic turbines, suitable for camping or hiking in the field under the condition of use, this new invention will probably save you borrow electricity from embarrassing dilemma.Wind power, the power to produce clean environmental protection for the built-in electric storage battery.


hubei university of 中国湖北省武汉市洪山区湖北工业大学

hubei university of 中国湖北省武汉市洪山区湖北工业大学
wuhan, China