锟斤拷锟斤拷锟斤拷锟斤拷锟絯锟紾锟斤拷锟叫戯拷(y锟斤拷ng)锟矫碉拷锟斤拷锟锟斤拷锟斤拷锟斤拷锟斤拷系陌l(f锟斤拷)展锟斤拷锟斤拷锟斤拷木锟侥碉拷锟斤拷锟斤拷木锟斤拷锟劫碉拷锟斤拷木锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷a(ch锟斤拷n)锟斤拷(sh锟斤拷)锟(y锟斤拷n)锟組(j锟斤拷n)锟斤拷锟结煉锟斤拷锟斤拷锟缴現(xi锟斤拷n)锟节碉拷PVC锟斤拷锟斤拷锟絇VC微锟絣(f锟斤拷)锟捷伙拷锟戒。锟紷锟絇VC锟斤拷锟较的伙拷锟斤拷锟斤拷锟斤拷锟角猴拷锟斤拷锟铰凤拷凸锟斤拷@锟紾锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷PVC微锟絣(f锟斤拷)锟捷伙拷锟斤拷某锟斤拷F(xi锟斤拷n)锟斤拷锟斤拷Q锟斤拷锟絊锟斤拷锟斤拷锟斤拷锟斤拷锟絴(zh锟斤拷)锟斤拷锟斤拷锟絲锟斤拷锟铰侊拷锟侥嗭拷锟絵锟斤拷锟斤拷锟斤拷锟揭傦拷锟斤拷锟斤拷什么锟接的伙拷锟斤拷锟絆(sh锟斤拷)锟矫匡拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷色锟斤拷锟斤拷锟斤拷锟絞锟斤拷還锟斤拷使锟斤拷10-20锟疥，锟絣锟侥诧拷锟絴(zh锟斤拷)锟斤拷锟皆憋拷水同锟絩(sh锟斤拷)锟街匡拷透锟斤拷锟斤拷
锟斤拷什么锟接碉拷锟斤拷式锟酵癸拷锟杰則锟斤拷PVC锟斤拷锟斤拷锟斤拷锟絕锟絆(sh锟斤拷)計(j锟斤拷)锟斤拷锟叫發(f锟斤拷)锟斤拷锟斤拷锟絚(di锟斤拷n)锟斤拷锟給論锟角結(ji锟斤拷)锟斤拷锟給(h锟斤拷)锟斤拷锟斤拷锟給(h锟斤拷)锟节綠锟斤拷锟斤拷锟絰锟斤拷還锟角岋拷锟斤拷锟轿和伙拷锟斤拷一锟斤拷Y(ji锟斤拷)锟较讹拷锟斤拷锟絯锟紽(xi锟斤拷n)锟斤拷锟絯锟紾锟斤拷锟侥讹拷锟斤拷锟皆猴拷锟絗锟斤拷锟皆★拷