本厂专业产三型聚丙烯PP-R管材、管件、管卡、管扣座等产品。
Our factory specializes in producing three types of polypropylene PP-R pipe, fittings, tube cards, debit seat tube and other products.
综述了三次采油领域用聚丙烯酰胺研究的最新进展,特别对耐温、耐盐型聚丙烯酰胺的合成进行了概述。
The recent progress in research of polyacrylamide for thrice oil production is reviewed. The synthesis methods of temperature-resistant and salt-resistant polyacrylamide are emphatically described.
综述了三次采油领域用聚丙烯酰胺研究的最新进展,特别对耐温、耐盐型聚丙烯酰胺的合成进行了概述。
The recent progress in research of polyacrylamide for thrice oil production is reviewed. The synthesis methods of temperature-resistant and salt-resistant polyacrylamide are emphatically described.
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