图示圆轴由钢杆和铝套筒牢固地结合在一起。扭转变形时，横截面上切应力分布如图（ ）所示。（已知G钢＞G铝）https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/7e2f19ce9f7a4c708e6b54a2b660cd15.png
举一反三
- 图示圆轴由钢管和铝套管牢固的结合在一起。扭转变形时,横截面上切应力分布如图()所示
- 外径为D、内径为d的空心圆轴，其扭转截面系数为（ ）。 A: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/af42d1bd70034c0d85f2f419a2839f22.png" /> B: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/2e74a84c10d14288a269b7b8def735f1.png" /> C: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/55aca62def3e4c9485e9b0894a63a342.png" /> D: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/6ed4e2143b6a4c82ad03319473bb6a3a.png" />
- 如图所示，空心圆轴扭转时，横截面上的切应力分布规律是（）。http://image.zhihuishu.com/zhs/onlineexam/ueditor/201902/f98b51c1178a45f9b76c95b48b31528c.png
- 如图所示，空心圆轴扭转时，横截面上的切应力分布规律是（ ）。http://image.zhihuishu.com/zhs/onlineexam/ueditor/201902/f98b51c1178a45f9b76c95b48b31528c.png
- 如图所示电路的逻辑表达式F=（ ）。<img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/8655693a417e4e43a32e0732ed533c96.png" /> A: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/beda73211aea49f082d9137fd4eb0526.png" /> B: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/7388c99ee0824f20bcf85893934a2f6a.png" /> C: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/9a5c81e78b344c79a9389e932a7f55ce.png" /> D: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/82193a9a030243728012b02e15718987.png" />