主要部分，是由膨体聚四氟乙烯。
The main part is made from expanded polytetrafluoroethylene.
研究了四氟乙烯齐聚反应及其产物的应用。
We have studied the oligomerization of tetrafluoroethylene and its application.
使用吹风机或热风枪缩小聚四氟乙烯管材。
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.
研究了填充聚四氟乙烯向金属匹配面的转移模型。
The transfer model of the filled PTFE toward the metal counterface was also studied.
这靠一种化学结构类似于聚四氟乙烯的氟化高聚物实现。
This is done with a fluoropolymer-a chemical similar in structure to Teflon.
聚四氟乙烯塑料的热稳定性非常好，但在高温时也能发生解聚反应。
PTFE possess of excellent heat stability. but it can be depolymerize at high temperature.
本文对含未凝聚聚四氟乙烯废水的处理及回收废水中的全氟辛酸铵进行了研究。
Research on recovery of ammonium perfluorooctanoate from waste water by adsorptive bubble separation method;
本文对含未凝聚聚四氟乙烯废水的处理及回收废水中的全氟辛酸铵进行了研究。
Research on recovery of ammonium perfluorooctanoate from waste water by adsorptive bubble separation method;
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