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Filtration Industry
Filtration Industry

SHANGHAI RUIQING

The word "machinery" originates from the Greek "Mechine" and Latin "Machina". The earliest definition of "machinery" was by the Roman architect Vitruvius in his work "Ten Books on Architecture", which distinguished between machines and tools for moving heavy objects.Cylindrical gears already existed in ancient Greece. Alexandria Hero (Heron of Alexandria) first discussed the basic elements of machinery in the 1st century. He believed that there w...

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