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ߵؙCPIĭhOӋ^,һҪʽߵؙCOӋOӋϳFȱa^̟oa\ٶ:ƽߵٶȦ=0.8m/s,ֱ݆d=0.2m,݆Dٞn=/(d)= 1.27D/s,76.4Dÿ,LͲ200Dÿ犕rȡ^õЧ,tҪӱȞi=76.4:200=1܇wߴ:0.80.750.5,܇ݷe90L,ȿԝM㌍HҪʹ܇^o.̎:~:ȼ:ƽ0.2mm;b:0.2-2mm;^:ֱ8mm,L30mm;ˮƤ:1-20mm;һЩСs:wes1cm3;һ·߅^100g;
LʽߵؙCČwSģ,FӮ.ʽߵؙCwMнYOӋLbDPIĹDPͺOӋҪ,MиֵOӋ,ʹÒߵؙCЧ_Ҫ,wԻMЂәCĹOӋӋ,MйďУ,_ӲԼijߴc΄Ҫ,MВߵؙCĿwCOӋ,_ܵČFC._ģKĽӿڡ