Teflon - lined pipe, casing, elbow, the three exchanges or four, size head, cylinder, air compressor - oxygen - ring, gasket seal ring and auto parts.

聚四氟乙烯内衬直管， 套管，弯头，三通，四通，大小头，筒体，空压机-制氧机- 活塞环、密封圈和汽配封圈。

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This article introduces the V type adjusting hydraulic cylinder mechanical lock equipment of casing and coupling production line which imported from PMC. USA.

介绍了从美国PMC公司引进的套管接箍生产线中V型座调整机构的液压缸机械锁定装置。

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The utility model relates to a water purifier with automatically cleaning filter element, which is mainly composed of a casing, a filtering element, a rotation device, a rolling brush cylinder, etc.

一种滤心自动清洗净水器，主要由外壳、过滤心、旋转器和滚刷筒等构成；

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