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 Wang Ch'ing, a native scholar, and published in 1627. It begins with a short disquisition on the principles of mechanics, which is followed by an illustrated explanation of the mechanical powers, after which are a series of plates of machines, exemplifying...  Chinese Books and Documents in the Jesuit Archives in Rome: Descriptive ... - الصفحة 356 بواسطة Albert Chan - 2002 - عدد الصفحات: 626 معاينة محدودة -
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