UPVCPVCܲĵą^(q)e
1.PVC֞ܛPVCӲPVC
2.UPVCPVCܵһNӲPVCܡӲPVC܄
PVCȫPolyvinylchloridҪɷݞϩɷց͟gչԵ@NĤόᣬgҪɷǾϩDZͿճτ
UPVCܣPVC-Uܣ Ӳϩɾϩ֬c(wn)ϺßቺDͣǵõ_l(f)(yng)õϹܲPVC-Uܿgճr|(zh)؈ӲPVC-UwӄBֻmݔ͜ضȲ^45Ľoˮϵy(tng)ϹܵݔˮUˮWƷӟҺsҺʳƷҺw{ws՚ϵy(tng)đ(yng)
PVCɷ֞ܛPVCӲPVCӲPVCsռЈ2/3ܛPVCռ1/3ܛPVCһڵذ컨ԼƤıӣܛPVCк܄@ҲܛPVCcӲPVCą^(q)e^ˮҪһˮܛ|(zh)PVCͲmʹãʹ÷ܵ˾ӲPVC܄׳ܼ˾кܴ_l(f)(yng)Ãrֵϩa(chn)^УݱӎN緀(wn)܄ȵȫíh(hun)PVCܲǟooζh(hun)Ʒ