�ʯ\W(wng)(�ڸeW(wng))ǽپľĽξW(wng)(ǾW(wng))ƳɵľW(wng)�ʹõĽپǸ(j)εĴСͬ
ǽ僌ӵĽپtʹþ2.0mm4.0mmĽپPVCĽپǾW(wng)tʹ⏽3.0mm4.5mmPVC()߅ľtʹñǾW(wng)һ̖(ho)ľ
ʩ�ʯ\W(wng)ĕr(sh)Щ|(zh)Ҫ
ʯ\W(wng)ԇ(yn)ùˮyxԇ(yn)̎ԇӵ摪(yng)ƽȥɢӣ_ԇֱ(bio)݆ҪȣQԇ|(zh)(zhn)_10gͬr(sh)yԇӺˮO(sh)ĤM(jn)йˮ(j)ʽӋ(j)ܶ
�B(ti)ʯ\W(wng)䑪(yng)ùˇøߏ(qing)\䓽zɲͬҎ(gu)ľλ\\Ӄ(ni)ʯ^ĽY(ji)(gu)
ʯ\W(wng)zo(h)γߴǷMҪ߶Sƫ10%߶Sƫ3%L߶Sƫ3%ƽȸ߲3cm
ʯ\W(wng)ǽپľĽξW(wng)(ǾW(wng))ƳɵľW(wng),ʹõĽپǸ(j)εĴСͬ
ǽ僌ӵĽپ,tʹþ2.0mm4.0mmĽپ,PVCĽپǾW(wng),tʹ⏽3.0mm4.0mmPVC().߅ľtʹñǾW(wng)һ̖(ho)ľ
ʯ\W(wng)ʩ|(zh)z鑪(yng)M(jn)зȡÿ150m2ȡһ(g)z(yn)c(din)ȡyܶƽֵ(yng)СO(sh)Ӌ(j)ֵ(bio)(zhn)(yng)0.1g/cm3(dng)ӱ(sh)С20Mr(sh)(yng)ϸʲС90%ϸܶȲõO(sh)Ӌ(j)ֵ95%
ʯ\W(wng)P(gun)(xing)ϣ܌