ʯ\W(wng)иߏgȸչԏɾͬĵ̼䓽zIwPVC䓽zÙCеɵ\þ@NĽzW(wng)ƳɵνY(ji)(gu)hʯ\W(wng)䡣(j)ASTMEN˜\õĵ̼䓽zֱ(j)O(sh)ӋҪIJͬͬʯ\W(wng)䓽zһ2.0-4.0mm֮gȲС38kg/m2Ϳӵķһ245g/m2ʯ\W(wng)߅ؾֱһھֱ˱C䓽zĽgϲֵĽͿӺPVCͿӲpģpgϲֵLȑ(yng)50mm
ʯ\W(wng)a(chn)Ʒ߅·o֧oɽwrW(wng){߅ֲF··^TҲƳںκͺԼڷ]ˮͺ\W(wng)|
1.ڿƺoͺˮ
ˮӰēpǺĞ(zi)@ºˮS(gu)I(y)pʧԼ?sh)؇ˮʧ@NB(ti)W(wng)Y(ji)(gu)\ѳɞ̎}ĺ֮ܺ̎һ܉ʹӲۺͺӰõLrgľSo
2.ˮ\ӵķo
ӵĽO(sh)|߅ºͺӲ۵ķ(wn)ˣxB(ti)W(wng)Y(ji)(gu)ѳɞςoSȻؽ˹ӵ_\õҪk܉ЧؾSoӰӲ߀пˮͷֹˮʧĹãeڭh(hun)Soˮ|(zh)SoкܺõЧ
3.SoӰ;So߅
B(ti)W(wng)Y(ji)(gu)ںӰSo_Soе\һdzɹıȷ_ko_ıؓЧְl(f)]B(ti)W(wng)
ʯ\W(wng)džΌӾW(wng)ƬƳɵģľW(wng)zW(wng)\PVCĤchʯ\W(wng)ͬԓa(chn)Ʒ܉?q)ͬΠͳߴĉKϷϽW(wng)И(gu)һȫw܉(jng)^bI܇ͺ\ݔ?sh)_ָλʯ\W(wng)Bӳɺܴȫwʩ㮔ҽ(jng)