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... to replace some boring and repetitive work.
Among the devices that use water power, the most typical ones are the waterwheels used for irrigation, the watermills used to grind grains, and the waterwheels used to mash various things.
Of course, although these instruments are relatively simple in structure, they have relatively high requirements on production tools and woodworking techniques.
But it doesn't matter, Jiang Xuan just wants to get a hydraulic device for pounding ...
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