如图所示的梁带有中间铰,其超静定次数等于 。http://image.zhihuishu.com/zhs/onlineexam/ueditor/201705/bb40e4257ddf48d2b4ad849a4faa5ed1.jpg
举一反三
- 中国大学MOOC: 如图所示的梁带有中间铰,其超静定次数等于 。【图片】
- 当_____时,大气气团处于稳定状态。 A: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201705/cfd65918697d4e5aac32ffa652eeeb44.png"> B: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201705/3627620c7b20481c9fd4d9816cbe61d3.png"> C: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201705/da408a1038da41b2a6f4022dd469857f.png"> D: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201705/50437c56e4e340e59d42b59bc26d9802.png">
- 已知电路如图 4 所示,运算放大器构成http://image.zhihuishu.com/zhs/onlineexam/ueditor/201804/0547d1e3e7b44b5d8201447c92ed6e29.png
- 电路如图 4 所示,电流 I 为 。http://image.zhihuishu.com/zhs/onlineexam/ueditor/201804/48dcfd6292e44a329c2d5b04973679d8.png
- 一圆轴在图 1 所示两种受扭情况下,其 。http://image.zhihuishu.com/zhs/onlineexam/ueditor/201705/1f468d9a07a149f3aaf25247528310ac.jpg