Công nghệ - Môi trường
... )222326.85,0 .1 5,0 10 .05 ,1 nbNKiibLtx+−=σ(S 1 CT3 -15 T45)( )( )5,225584.37.85,0 15 ,7 .11 ,11 5.25,237.5, 012 1 10 .05 ,1 2326 1 =+−=txtσ N/mm2( )( )35 ,14 6 14 60.37.85,0525,7 .11 ,11 5.25,237.5, 012 1 10 .05 ,1 23262=+−=txtσ ... 1, 16365 ,19 14558,308348==WMuτa =2 /1, 1473,3829063,539498mmNWMox===> nσ = 8 ,15 78,0.9 ,1 1 ,16 . 51, 1260. 1 ==+−makσψσβεσσσσnτ = 47 ,11 67,0.90 ,1 1 ,14 .18 ,1 150 ... hãû säú táûp trung æïng suáút:kσ = 1, 51 ; kτ = 1, 18+ Ta coï:=> nσ = 71, 1378,0.9 ,1 65, 21. 51, 1260. 1 ==+−makσψσβεσσσσnτ = 71, 139 ,1. 67,0 11 .18 ,1 150. 1 ==+−makτψτβεττττ=...