Polytetrafluorethylen التعريفات والمعاني == German == === Noun === Polytetrafluorethylen n (strong, genitive Polytetrafluorethylens, no plural) (Abbreviated as: PTFE) polytetrafluoroethylene ==== Declension ==== شارك هذه المقالة: Facebook Twitter WhatsApp LinkedIn كلمات ذات صلة polytetrafluorethylene polytetrafluorethylenes Polytetrafluorethylens polytetrafluoroethylene Polytetrafluorethen Polytetrafluorethens polytetrafluoroethylenes polytétrafluoroéthylène polytétrafluoroéthylènes