Polytetrafluoroethylene (PTFE) ipolymer yetetrafluoroethylene (TFE), iyo yakakosha organic fluorine zvinhu zvine yakanakisa dielectric zvivakwa uye yakaderera friction coefficient.Inowanzo shandiswa seinjiniya mapurasitiki, anogona kugadzirwa kuita polytetrafluoroethylene chubhu, tsvimbo, tepi, ndiro, firimu, ...
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