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Cov ntaub ntawv hais txog FRP DOOR cheeb tsam kev lag luam
FRP (Fiberglass Reinforced Polymer) qhov rooj yog ua los ntawm ntau yam, cov khoom siv sib xyaw ua ke uas tau nrov thoob plaws ntiaj teb, hloov ntoo, hlau thiab pob zeb ua cov khoom hloov pauv.Kev siv FRP thaj tsam ntawm Aerospace thiab kev tiv thaiv mus rau vaj tse, kev tsim kho dej hiav txwv, kev thauj mus los ...Nyeem ntxiv
