1. 卷轴：Cup Seals Feed Pipes 输油管 | Spools 卷轴 | Recuperating Seal(恢复性密封)
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1. Then the material goes through a carding process that is entirely mechanized, eventually ending up on large spools.
2. Foreigners gathered around the hawker Wu and quizzed him about the knives, spools and barber's tools on his table.