Polytetrafluoroethylene (PTFE) ndi polima wa tetrafluoroethylene (TFE), chomwe ndi chinthu chofunikira kwambiri cha organic fluorine chokhala ndi dielectric yabwino kwambiri komanso kugundana kocheperako.Nthawi zambiri amagwiritsidwa ntchito ngati mapulasitiki aumisiri, amatha kupangidwa kukhala polytetrafluoroethylene chubu, ndodo, tepi, mbale, filimu, ...
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