h(hun)VS͞VuĽY(ji)(gu)
l(f)rg20-12-16 g[
1S͞VuY(ji)(gu)
ɽoˮҺͷɢҽM
Vu(ni)ϲжװ
_ϴrɾֲ՚ˮ
2pٟoЧ^(q)
Lȼs1.2m˾a(chn)ƷLȼs0.9mLs30%ϡpBӲλ
5-7cmg϶247/m2,Mܜpä^(q)г(qing)ȷˮͿ՚Ĺ
3揽Y(ji)(gu)϶˿װ
۲ͽοM Vu϶3mmͻ
F(xin)_rɾݗˮͿ՚

4HDPE|(zh)Ͱl(f)ݳͮa(chn)Ʒ
gɷֹʯһ
ͬ(ji)ˮ׃Լ\(yn)ݔܕr׃ض׃l(f)s
(ni)(yng)Сиʹîa(chn)Ʒr׃
5bˮˮտ
ƿ՚ķֲ ߷(wn)
(do)ˮ ֹBlock(ni)ֳͳe
6ӴAб
םעҝ{ ^V(ni)̶
(f)_ ҲVu
7ԞV֧ΰ
̎oˮ壻
ȷ䷴_ˮ_՚
[ʯ/pװb
b̼ EBCT̼̎EBCT15~30犣
עȾȫ
8(ni)b
аl(f)ݿ՚ⷴ_a(chn)ʣ՚ԼֹVʧ