PTFE thiab carbon fiber tsis yog tib yam khoom.Niaj hnub no, peb yuav qhia ob yam ntaub ntawv rau koj.PTFE yog cov yas uas muaj fluorine, tseem hu ua Teflon, Teflon, thiab lwm yam. PTFE yas tseem hu ua King of Plastics vim nws qhov kev ua tau zoo tshaj plaws hauv txhua yam ...
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