用力法计算图示超静定桁架，各杆EA为常数，可以选择右图作为基本体系。（ ）https://image.zhihuishu.com/zhs/onlineexam/ueditor/201910/08fca323414b4230aa26763b97a18949.png
举一反三
- 用力法计算图示超静定桁架，各杆EA为常数，可以选择右图作为基本体系。（）http...aa26763b97a18949.png
- 用力法计算图示超静定桁架，各杆EA为常数，可以选择右图作为基本体系。（）[img=422x232]17da6b2357a2498.png[/img]
- 用力法计算图示超静定桁架，各杆EA为常数，可以选择右图作为基本体系。（ ）[img=422x232]178698a6e1af3dd.png[/img] A: 错 B: 对
- 图示超静定梁，EI为常数，当两端发生图示角位移时引起梁中点C之竖直位移为<img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201910/f16b12ac074447a4aefbcc274d69279f.png"/>（向下）。<img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201910/56d5dcc1dbca4894b4d815fc5afef617.png"/>
- 设EI为常数，图示刚架支座C点的水平位移为（ ）。<img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201910/2dea6754bc2a40df98d40ddc4d88e4ee.png"/> A: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201910/876c3a939abd447fae12277cbbdf2885.png"/> B: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201910/9452dbf33f1b42bab8d279978b5294d8.png"/> C: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201910/c86de891367447249efb95cf363ee7cf.png"/> D: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201910/ba048b2d5eb149fbbe5a7b419903ef5b.png"/>