单词	反平方展开
释义	反平方展开inverse square spreading
随便看	mechanical origin mechanical oscillation mechanical oscillator mechanical oscillograph mechanical output mechanical overload mechanical overload capacity mechanical overspeed trip point mechanical pantograph mechanical pantograph manipulator mechanical paper mechanical papillae mechanical parallel circuit mechanical part mechanical peeling mechanical pencil mechanical phenomenology mechanical-physical separation process mechanical pilot mechanical pitch control mechanism mechanical plating mechanical plating/ galvanizing mechanical-pneumatic governor mechanical polishing mechanical power