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ϼڣ2019-11-03 16:08:50
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Ԕ(x)f

    ֱ񱣜عܵиЧˮ^ȼͺp(qing)ȸʩ̵ֲȃ(yu)cѳɞ齨\(yn)ݔʯصȹI(y)T^ᱣˮ©ܷȲȱٵIJϡֱ񱣜ع҃(ni)Nܵйܵ{(dio)ܵȹI(y)ܵı乤ݔ͹̡ܵݔȹܵ ֱ񱣜عܵ0.6-1.2׃Ӄ(ni)ֱpʧͨĹܵɽ40%ʹÉ^3-5_(d)30-50ꡣ

    񱣜عbʽ 
      ˹·ϵy(tng)֪ĵ񱣜ع·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·ʩͬrͿԼr޶ȵ؜pȫO(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)bʽ󌢹ܵA(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)ÑҪṩDN20DN1200֮gN܏غȵĹܲĺ׵Ĺܼ^ͨ׃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)۰ĭԭҺ׷Qġйܰl(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

     

ھԃP/
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