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ДzǷȫ̻
l(f)rg2020-04-13 2326˞g[
ͿzºMвܺeӘ֬ĺ (j)Lڌ`(jng)f͑мӜؗl40-50犼ɝM z¹̻ėlz»dzҎ(gu)Ҏ(gu)⣩24 rsҪ90犵Ĺ̻rgǰMИ֬eӱϩÛzӣγz°ƤѵĬF(xin) עͬģz¹̻ٶҲӰ푵(f)ϲģߡģضȶDzһӵ ضȺʹӰz¹̻ٶȵĺcضԽԽ̻࣬Խ֮Խ
ܵeӋ㷽
l(f)rg2020-04-13 2942˞g[
O(sh)ֱdLȞhS =3.14*d*hԭܵչ_һL,LǹܵL,AL, (j)Lˌóe.
䓃ތ(do)й©ԭЩ
l(f)rg2020-04-13 2224˞g[
䓃ʬF(xin)B©ԭͽQkʲôʲôʬF(xin)@Nr\õѱض־Ϳܱ^nãwĽoۂBһ@}
䓃Ļcʲô
l(f)rg2020-04-13 2454˞g[
䓃ɫ Ѓ(yu)ܣ䓵ıһ1.8-2.1䓵1/4-1/5TFϵďȶ䓵ğÛϵ(sh)c䓴wஔ(do)ϵ(sh)ֻҪ䓵0.5%
䓃ޱڵČӴνY(ji)(gu)
l(f)rg2020-04-13 2307˞g[
䁌ӽY(ji)(gu)Dz䓏ȹܡgܵô_䓃ޱ3ӽMɣ
䓵ԭ(yu)ȱc
l(f)rg2020-04-13 5275˞g[
䓣FRPQGFRPwSϣһָòwS;h(hun)֬cȩ֬wԲwSƷϵQ^鲣wSϣQ鲣ͬ䓻ʹõĘ֬ƷNͬоh(hun)ȩ֮e|(zh)pӲ(do)늣ܷ(wn)CеȸߣgԴ䓲C܇⚤
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