Polyethylene epo, tun mo bi polima epo-eti.O jẹ ohun elo kemikali pẹlu aaye yo to gaju, lile lile, didan giga, awọ funfun, bbl O ti wa ni lilo pupọ nitori idiwọ otutu ti o dara julọ, resistance ooru, resistance kemikali ati resistance resistance.Loni Qingdao Sainuo mu ọ lọ si…
Ka siwaju