... tho¸t níc trong nhµ sv: lª thÞ h»ng-ms:1 183 245yđẩ1-2 1 1,415 50 0,660 23 ,8 9 ,8 0,233242-3 2 2 ,83 0 70 0 ,81 25,0 9 ,8 0,245003-4 3 4,245 80 0 ,85 21 ,8 9 ,8 0,213644-5 4 5,660 90 0 ,85 18, 0 9 ,8 0,176405-10 ... 8 22.31 4.152 80 0 .83 20 .8 9 0. 187 7 -8 28 7 8 34.31 6.552 90 0. 98 23.4 9 0.211 8- 9 38 7 8 44.31 8. 552 125 0.64 7.05 9 0.0639-10 44 7 8 50.31 9.752 125 0.73 8. 8 4.5 0.039V y t ng t n th t trên ... yđẩqtt(l/s)D(mm)V(m/s)1000il(m)h = i⋅l(m)1-2 1 2,703 70 0, 78 23.5 9 ,8 0.23032-3 2 5.405 90 0 ,81 2 16.5 9 ,8 0.16173-4 3 8, 1 08 100 0.96 19.3 9 ,8 0. 189 144-5 4 10 .81 1 125 0.79 10.3 9 ,8 0.100945-10 5 13.513 150 0.722 6.7...