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Rotary cutting machine is one of the main equipments for producing plywood. It is divided into card cutting machine and cardless rotary cutting machine. With the advancement of technology, digital con···
Ancient Foundations → Modern EngineeringBC 2500Chinese Innovations: Water lifting norias (early bucket elevators) and chain pumps (proto-chain conveyors) laid groundwork17th-19th Centuries1640s: Firs···
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