... đ-ợc : 79, 15 0.1,0 75, 8.6 45, 2 5, 3 65 1s , 64,17 5, 4. 05, 05, 4.62,22121s s1= 76,11.212111ttssss 3,70.1,0 95, 18.6 45, 2 5, 3 65 2s , 64,17 5, 4. 05, 05, 4.62,22121s ... l31 : Nmm2 152 801928 25. 75, 01 358 61T. 75, 0MMNmm1 358 61MMM2223211td2oy2ox1Tại thiết diện z = l31+l32 : Nmm2269601928 25. 75, 07, 153 711T. 75, 0MMNmm7, 153 511MMM2223222td2oy2ox2tính ... d0 = 45 mm §-êng kÝnh trôc chç l¾p ®Üa xÝch d32 = 38 mm Ft3R1xFr3Ft3RoyRoxR1yFr3FrFr011 358 61987 05 1 358 5311 757 21928 25 71 ,5 70192S¬ ®å trôc III k/=2,07/ 0, 85 =2,4 35 kt/t=1,96/...