图示桁架下弦承载,下面画出的杆件内力影响线,此杆件是( )。http://edu-image.nosdn.127.net/C21241408C7D56A6C9FCF1353A41081B.jpg?imageView&thumbnail=890x0&quality=100
举一反三
- 用力法计算图示结构,杆件截面为矩形,线膨胀系数为α。其内力为( )。http://edu-image.nosdn.127.net/9D7E91388EC4F42920008E39DDAB07EB.JPG?imageView&thumbnail=890x0&quality=100
- 求图示体系的动力自由度(不计杆件轴向变形):http://edu-image.nosdn.127.net/058870765A1B8B8E5165B90807889BC9.png?imageView&thumbnail=890x0&quality=100
- 中国大学MOOC:图示平面桁架中有4根零杆。http://edu-image.nosdn.127.net/F4C2624E1AF1BB31B23FE02895991CFE.png?imageView&thumbnail=890x0&quality=100
- 如图所示,采用截面法分析杆件AB截面间的内力大小等于( )。http://edu-image.nosdn.127.net/426D917C58C68BB223E075E544B04F18.PNG?imageView&thumbnail=890x0&quality=100
- 中国大学MOOC: 图示结构A杆的内力为 —P。http://edu-image.nosdn.127.net/967F252C0020A38A895018EF7FA4B294.JPG?imageView&thumbnail=890x0&quality=100