Z˹^(jng)(hu)һЩF(xin)(sh)`Ҫעl(f)ԭȡ(yng)ĸM(jn)ЧZķʡ
һoࡣZƷNZܾƽ75-85%o^15-25%һNF(xin)γɵԭҪУNZĹĸf(xi){(dio)Z̫̫NZϡ_ȱٽr(sh)Ҫˮֳ(ji)Ϲ(yng)IB(yng)ȱ@ЩӰ˷NZ˾ӻ߷Nܾʣ횇(yn)xNZ̭ٔ(sh)l(f)w|(zh)N(qing)Ă(g)w1:5-1:6ĹĸNZҪṩNZmˮ(yng)ڮa(chn)NǰoNZa(b)_IB(yng)Ҫֵעdza(chn)ĵܾʺܵһ㲻N
N7-25(ni)࣬@?yn)NZռZIB(yng)Ӱ푷N(ni)̥l(f)ʩز(dng)̥l(f)衣Ҫӏ(qing)a(chn)ĸZB(yng)(yng)oռZҪֿ]ĸZa(chn)ĠIB(yng)·NZȺpٽH{(dio)m˵ķضȣͬr(sh)ҪzضӋ(j)ľ_Լõλֹ˞Дe(cu)`
SճB(ni)Ĥ@ڷN治(dng)ġ^^͵ĭh(hun)ض(hu)Ӱպ̥l(f)Nm˜ض13-16˜pٵ(ni)ˮl(f)ߝһ㱣75-85%ˡrNır(sh)g̫ã7(ni)Ҫ^2gҪM(jn)зNһ܃(ni)ط^һÿҪ1-2r(sh)ֻҪ׃ķýǶȼ
ġrZܳ(jng)Ҋ̥l(f)rZDzܳĬF(xin)@?yn)ƚgh(hun)^ͨL(fng)@Ҫڷڵѝȱ70-80%ͬr(sh)ҪӴͨL(fng)
Nڰl(f)(sh)?yn)NܵȾҪ÷NZB(yng)ĭh(hun)l(wi)Z|坍ֹȾN̫KķNֱ회NM(jn)õЃɷNһǸRѬѷN뵰PϱĤסPܣմɻȼˮȻiټ븣R֡ÿgøR14i7ˣѬ낀(g)Сr(sh)1:1000(5%ԭҺ+50ˮ)ҺӜ40-45棬ѷNԓҺˮԡ30犼