对油田含油污水中不同孔径的改性聚四氟乙烯膜的流动电位进行了实验研究。
The electrokinetic phenomena of modified polytetrafluoroethylene membranes in the oily sewage from oil field were investigated by using streaming potential method.
稀土改性聚四氟乙烯复合材料，按重量百分比聚四氟乙烯占70～95、稀土占5～30。
The rare earth modified polytetrafluoroethylene composite material is made up by using (wt%) 70-95% of polytetrafluoroethylene and 5-30% of rare earth.
初步尝试采用浸渍法改性聚四氟乙烯薄膜，对薄膜的拒油性能、微孔结构及孔隙率进行了讨论。
Initially, impregnation method was attempted to use for the modification of PTFE membranes, discussing the oil repellent performance, microporous structure and porosity.
试验结果表明：研制得的改性聚四氟乙烯涂层具有优良的不粘性、耐磨性、附着力、耐蚀性、耐高温性等综合性能。
The results show that modified PTFE coating has several outstanding properties such as anti adherence, wear resistance, anti corrupt and excellent performance at high temperature.
用碳纤维和聚四氟乙烯（PTFE）填料对几种常用的塑料齿轮材料进行了改性。
Some plastic gear materials were modified by the way of filling carbon fiber and PTFE.
综述了聚四氟乙烯当前摩擦学改性研究进展。
A review on the research of the tribological modification of PTFE is given.
通过射频等离子体对聚四氟乙烯（PTFE）表面的作用，实现了PTFE材料表面的化学改性和其润湿性的提高。
The PTFE films were treated by RF plasma to achieve their surface chemical modification and improve their wettability.
通过射频等离子体对聚四氟乙烯（PTFE）表面的作用，实现了PTFE材料表面的化学改性和其润湿性的提高。
The PTFE films were treated by RF plasma to achieve their surface chemical modification and improve their wettability.
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