ИI(y)
(j)^(gu)VL(fng)ٵĴ_m
(j)ͬI(y)ra(chn)(li)кܶNxӋ(j)㌦(du)xmʮҪxķкܶͨ(li)f(shu)m^(gu)VL(fng)پڌ(du)mxr(sh)Ҫ˽Ҫ(sh)Ӌ(j)֮ǰҪ֪Щʲôˇ(sh)˽еĔ(sh)(j)xҲͻɣ^(gu)VL(fng)һx^(gu)(hu)oO(sh)䎧(li)ҪM(fi);ԼpO(sh)x^(gu)СҲ(hu)Ӱa(chn)yԝM(mn)mҪ
mwԠ(li)eԼωm|(zh)ǛQ^(gu)VL(fng)ٵĴСҪͨҪճm]Ĕ(sh)(j)ʹߵČ(sh)`(jng)(yn)xȡͨL(fng)ʽm^(gu)VL(fng) 0.61.3m/s֮g}_ʽm1.22m/s֮gwSʽm0.50.8m/s
mӋ(j)
(1)һ^(gu)VL(fng)ٞ0.5~3m/minr(sh)ww50~500Pa֮gǣڿ]wY(ji)(gu)r(sh)(yng)ͬr(sh)]һă(ch)
(2)O(sh)䱾wY(ji)(gu)ָwijmmڮa(chn);
(3)V, ָĩVۉmr(sh)Vϵs50~150Pa
(4)VیӵۉmӵsɃV5~10
(5)֪˲m3^(gu)VͿ(li)
4.wĶӋ(j)
(1)ҪrlµĚw(sh)Hͨ^(gu)ʽmO(sh)Ěw߀Ҫ]m©L(fng)
(2)(j)йSČ(sh)H\(yn)н(jng)(yn)zy(c)Yρ(li)_ȱҪĔ(sh)(j)ɰa(chn)ˇ^(gu)̮a(chn)ĚwӼֻM(jn)Ŀ՚(s20%~40%)(li)Ӌ(j)㡣
(3)a(chn)^(gu)̮a(chn)wǹB(ti)µĚwM(jn)xͱ^r(sh)tҪQ(bio)(zhn)B(ti)µĚw