ֱعܵиЧˮ^ȼͺp(qing)ȸʩ̵ֲȃ(yu)cѳɞ齨\(yn)ݔʯصȹI(y)T^ᱣˮ©ܷȲȱٵIJϡֱع҃(ni)Nܵйܵ{(dio)ܵȹI(y)ܵı乤ݔ̡ܵݔȹܵ ֱعܵ0.6-1.2׃Ӄ(ni)ֱpʧͨĹܵɽ40%ʹÉ^3-5_(d)30-50ꡣ
عbʽ
˹·ϵy(tng)֪ĵع·ϵy(tng)İbʽ϶ԑ(yng)ͨa(b)O(sh)ʽ Noa(b)O(sh)ʽи@ʾ䃞(yu)
䰲bʽwӹܾrĹܵضȵڻrĭh(hun)ض 䰲b(jng)(j)ݵһNb·ʩͬrͿԼrȵpȫO(sh)a(b)̶֧ܣĶ(ji)sYڹܵS(yng)ЕrбҪͨM(jn) мӏ(qing)̎O(sh)ȡ
A(y)ᰲbʽǰܵA(y)ᵽgضӹܾȻM(jn)лF(xin)A(y)(yng) bʹ\(yn)е(yng)pһA(y)ɸ(j)Hrx ԴA(y)ˮA(y)
һa(b)bʽܵA(y)ᵽgضһa(b)a(b)A(y) ڵğÛ׃F(xin)wʹ\(yn)е(yng)pһ롣 ڱLڳԴp˽o̘ͨI(y)IJ㡣
עTܵ:1.^1 2.^1.5 3.ͨ2ɸ(j)ÑҪṩDN20DN1200֮gNغȵĹܲĺĹܼ^ͨ׃ܡ̶(ji)ȣ
عﵽӽY(ji)(gu)
һӣ䓹܌ (j)O(sh)ӋͿ͑Ҫһxßop(GB8163-87)(GB9711-88;SY/T5038-92)ֱp(GB3092-93)䓹ܱ潛(jng)^M(jn)ĒPˇ̎䓹ܳPȼ_(d)GB8923-1988(bio)(zhn)еSa2ֲڶȿ_(d)GB6060.5-88(bio)(zhn)R=12.5
ڶӣ۰، ø߉l(f)ݙC(j)䓹o(h)֮gγɵĿǻһעӲ|(zh)۰ĭԭҺQġйܰl(f)ݹˇһǷˮDZأ֧ΟW(wng)(dng)ݔͽ|(zh)ضȞ飺-50桪120rxӲ|(zh)۰ĭ،
ӣܶȾϩo(h) A(y)Ƴһںĺɫ(Sɫ)ϹܲģһDZo(h)۰،C(j)еӲƉǷˮ