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Toothed feed cylinder of fibre carding machine - has dust scraper blade with compressed air supply against entrained boundary air flow?keyword=Toothed feed cylinder of fibre carding machine - has dust scraper blade with compressed air supply against entrained boundary air flow?keyword=Toothed feed cylinder of fibre carding machine - has dust scraper blade with compressed air supply against entrained boundary air flow?keyword=Toothed feed cylinder of fibre carding machine - has dust scraper blade with compressed air supply against entrained boundary air flow?keyword=Toothed feed cylinder of fibre carding machine - has dust scraper blade with compressed air supply against entrained boundary air flow?keyword=Toothed feed cylinder of fibre carding machine - has dust scraper blade with compressed air supply against entrained boundary air flow?keyword=Toothed feed cylinder of fibre carding machine - has dust scraper blade with compressed air supply against entrained boundary air flow?keyword=Toothed feed cylinder of fibre carding machine - has dust scraper blade with compressed air supply against entrained boundary air flow 专利,更快更准确