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Drive for swing system for turning sheets in sheet-feeding cylinder in rotary printing machine, has pressure application point between ends of driven shaft for transmitting torque from drive shaft?keyword=Drive for swing system for turning sheets in sheet-feeding cylinder in rotary printing machine, has pressure application point between ends of driven shaft for transmitting torque from drive shaft?keyword=Drive for swing system for turning sheets in sheet-feeding cylinder in rotary printing machine, has pressure application point between ends of driven shaft for transmitting torque from drive shaft?keyword=Drive for swing system for turning sheets in sheet-feeding cylinder in rotary printing machine, has pressure application point between ends of driven shaft for transmitting torque from drive shaft 专利,更快更准确