op PP PE PC PPR PVC UPVC z 䓹 ͺϹ P䓹 ~ wS \ ܛ ˮ ܲ kgb
]ҵĮa(chn)Ʒ
Ml(f)ُՈI(y)Ӂ(lin)ϵ
zИI(y)
ЇľW(wng)y 10f+ Ʒ
Ӌў 10000+ ҵMļĿ
243λɹύ˴
҂10ȽoՈͨԒͨ