... mechanical anisotropy 机械性能蛤异性 mechanical charging 机械装料 mechanical classifier 机械分级机 ...
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mechanical pressure charging 机械增压
In another exciting development, researchers at Georgia Tech have developed a self-charging power cell that's able to directly convert mechanical energy into chemical energy, making it possible to harvest up to five times more energy from footsteps.
ENGADGET: Inhabitat's Week in Green: go-kart made of Lego bricks, TOTO toilet bike and the launch of 'Willow Glass'
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