wheel and bucket pump
... 动力往复泵；曲柄泵power pump 斗轮水车；戽斗水车wheel and bucket pump 斗式泵scoop pump ...
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斗轮水车戽斗水车 wheel and bucket pump ; wheel and bucket pump coupling
链带戽斗水车 bucket elevator
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斗各种机器上的容器，如铲土机的铲斗，水车的戽斗，用来收集、传送物料。
A receptacle on various machines such as the scoop of a power shovel or the compartments on a water wheel used to gather and convey material.
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