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Դchangbanqiao l(f)rg2021-4-21 16:51:20

䓹c䓹ܱȃ(yu)Lh(hun)˾ҕ¼g(sh)®a(chn)ƷM_l(f)ҽb(yu)Ĺ(jng)(chung)¹ģʽO(sh)WͽMԾ󾫵Įa(chn)Ʒ|(zh)(w)ĹL(w)ڸAϿ͑ه

ڄܷ߶ܝM㹤Ҫ䓹ڳ܏(yng)^СĹܱgӸ(j)ҪӊAɰӁ߄ɝMÑκ΄Ҫ䓹ܱ턂ɲÿ]ڳܶijd(d܇)䓹ܿͨ^ď׃΁ГdȥԄӻ֏(f)ԭ䓹һ׃ױƉĻѡ4ʹÉ䓹ܵĻwǘO䷀(wn)ĸ߷ӲƉĉǰ6O(sh)ӋģԴ_50ʹÉ(ҊAWWA ASTM˜)䓹ʹÉһ20\gSolSyȴMøߡ䓹\Еr܃(ni)ˮ|(zh)܇
ˮO(sh)؎Ƿ늈ʹ܃(ni)ڮa(chn)g˜Ҏ(gu):w(ni)摪(yng)Ϳr|(zh)Ϳc䓹ܵIJ|(zh)ͬL\Уܵˮ_׮a(chn)֌ÓʧȥͿĶʹܵă(ni)FӮa(chn)늻Wg،pʹÉLh(hun)Ƽ޹˾ԃԒ18903285555  ˾ַʡн򹤘I(y)@
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䓹cMб^Ĕ(sh)(j)䓹ܵĴֲڶȞ0.05mmg䓹ܵĴֲڶȞ3mmgδg䓹ܵĴֲڶȵ60ȡ䓹ܵHazen-Williamsƽֲϵ(sh)Cֵ1OO䓹ܵC1t12ӢIJ䓹c14Ӣ䓹ܵͬ
fͬӵĹ܏l£䓹ܵ䓹Ҫ36%ܺı^䓹ܵHazen-Williamsֲϵ(sh)CֵSݴȜpܺҲ䓹ܹܾܺhڲ䓹ܾҪԭЃɂ:䓹늻Wga(chn)(ni)ڽY(ji)ʹܺ¹ܠB(ti)䓹h䓹Ҫ⻬ֵָ:ڹܾڵĺ(sh)꣬䓹ܾҪı͹ʌ25Rӵ60R:䓹ܾĹʻֲ׃
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