ʯ\W(wng)Щ]Ҫ
ˮѭh(hun)M̱xhʯ\W(wng)׃ֻMķ]ˮwȻڳеB(ti)B(ti)ӵڱCһֿͬ]B(ti)Ѻӵ̸Ę(gu)ˮwϵwϵԼwϵӵҪֲﻯԭJ(rn)ӽȻkҪM㌦õҪһͬҪSoMʯ\W(wng)
ʯ\W(wng)Ҫ]ӵˮW(xu)Էʯ\W(wng)ںΠr䌦B(ti)wϵӰ푳̶ȡӰֲҕжNСB(ti)h(hun)ĶӽY(ji)(gu){(dio)B(ti)ԵҪԵһͬҪCʯ\W(wng)pģ\ʯ\W(wng)Ҫ]һЩ
ʯ\W(wng)ɸ߿gߏչԵĵ̼䓽zSPVC䓽z\ÙCеɣ\ԓW(wng)ɵͽY(ji)(gu)hʯ\W(wng)
\õĵ̼䓽zֱ(j)O(sh)ӋҪͬһ2.0-4.0mm֮gʯ\W(wng)䓽zĿȲ38kg/m2ʯ\W(wng)\245g/m2ʯ\W(wng)Ƭ߅ؾֱһҪھW(wng)ֱpgϲֵLȲС50mmԱCgϲ䓽zĽ僌ӺPVC僌Ӳܓp
ʯ\W(wng)ĿɿǷ܉_(d)҂A(y)ڵ䌍P(gun)ڴ(sh)ˁf҂Ҫ^õķֹʽӵˮ(zi)S˶fxµkM̎䌍҂?ni)Ӱ߅Ƕ܉ٷ֮ٵķֹˮ?zi)ҪxͨkԼxʯ\W(wng)½ӲۣC҂kˮ(zi)r܉׃ԽԽ
F(xin)(chung)ĸʽӵķˮ(zi)a(chn)Įa(chn)ƷˮһϵkMˮ(zi)ķֹ䌍@ӵһЩk܉o҂of(xi)O(sh)xʯ\W(wng)܉?q)ڵąf(xi)҂̎Sˮ(zi)Ć}҂Ӱ߅܉ʲôF(xin)ԽԽ˕(jng)^NͬkMˮ(zi)̎