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poncelet wheel 添加释义

网络释义专业释义英英释义

  [机] 下射曲叶水轮

... 下偏差 lower deviation 下射曲叶水轮 poncelet wheel 下死点 bottom dead center ...

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  • 下射曲叶水轮

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Poncelet wheel

  • abstract: The Poncelet wheel is a type of waterwheel invented by Jean-Victor Poncelet while working at the École d'Application in Metz. It roughly doubled the efficiency of existing undershot waterwheels through a series of detail improvements.

以上来源于: WordNet

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