ABBREVIATION for unplasticized polyvinyl chloride 未增塑聚氯乙烯 → see also PVC
U type protection: made of PVC, is closely linked to the special keel to increase the contact surface with the smallpox soft film and extended product protection, the use of time.
型保护条：采用PVC制成，紧扣在专用龙骨上以增加与天花软膜的接触面，保护并延长产品使用时间。
This paper will formulation design and production process control two aspects to explore how qualified production of PVC-U-green water pipe.
本文将从配方设计与生产工艺控制两方面来探讨如何生产合格的PV C - U环保型给水管材。
The results showed that modifier 998 was one kind of useful modifier for PVC-U materials.
结果显示，改性添加剂998是一种较实用的PV C - U材料改性添加剂。
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