A.8kN
B.5kN
C.3kN
D.13kN
[单选题]等截面杆,轴向受力如图所示。杆的最大轴力是( )。题59图A.8kNB.5kNC.3kND.13kN
[单选题]弯截面杆,轴向受力如图所示,杆的最大轴力是( )。题59图A.8kNB.5kNC.3kND.12kN
[单选题]等截面直杆,轴向受力如图,杆的最大拉伸轴力是( )。题59图A.10kNB.25kNC.35kND.20kN
[单选题]等截面直杆,轴向受力如图,杆的最大拉伸轴力是( )。题59图A.10kNB.25kNC.35kND.20kN
[单选题]等截面直杆,轴向受力如图,杆的最大拉伸轴力是( )。题59图A.10kNB.25kNC.35kND.20kN
[单选题]等截面直杆,轴向受力如图,杆的最大拉伸轴力是( )。题59图A.10kNB.25kNC.35kND.20kN
[单选题]等截面直杆,轴向受力如图,杆的最大拉伸轴力是( )。题59图A.10kNB.25kNC.35kND.20kN
[单选题]等截面直杆,轴向受力如图,杆的最大拉伸轴力是( )。题59图A.10kNB.25kNC.35kND.20kN
[单选题]等截面直杆,轴向受力如图,杆的最大拉伸轴力是( )。题59图A.10kNB.25kNC.35kND.20kN
[单选题]等截面直杆,轴向受力如图,杆的最大拉伸轴力是( )。题59图A.10kNB.25kNC.35kND.20kN