图示结构,EI=常数,欲使结点B的转角为零,比值P1/P2应为:()https://assets.asklib.com/psource/2015110416113084122.png
图示为结构在荷载作用下的M图,各杆EI=常数,则支座B处截面的转角为:()https://assets.asklib.com/psource/2015102815154060547.jpg
图示连续梁,EI=常数,欲使支承B处梁截面的转角为零,比值a/b应为:()https://assets.asklib.com/psource/2015110416110398298.png
图示结构杆长为l,EI=常数,C点两侧截面相对转角 https://assets.asklib.com/psource/2016071811002250200.jpg 为:() https://assets.asklib.com/psource/2016071811001963942.jpg https://assets.asklib.com/psource/2016071811001848630.jpg
已知图(a)梁B端挠度为qL4/(8EI),转角为(qL3/6EI),则图(b)梁C截面的转角为()。https://assets.asklib.com/psource/2015110114512881521.png
图示连续梁,EI=常数,已知支承B处梁截面转角为-7Pl 2 /240EI(逆时针向),则支承C处梁截面转角φ c 应为() https://assets.asklib.com/psource/2015102815421588178.jpg
图示结构EI=常数,截面C的转角是:()https://assets.asklib.com/psource/2015102815182297288.jpg
图示连续梁,EI=常数,欲使支承B处梁截面的转角为零,比值a/b应为:()https://assets.asklib.com/psource/2016071809401656429.jpg
已知图示梁抗弯刚度EI为常数,则用叠加法可得跨中点C的挠度为()https://assets.asklib.com/psource/2015102713504091948.jpg
图示结构,EI=常数,欲使结点B的转角为零,比值P 1 /P 2 应为:() https://assets.asklib.com/psource/201510281541322645.jpg
图示结构杆长为l,EI=常数,C点两侧截面相对转角φ c 为:() https://assets.asklib.com/psource/2015102815133662132.jpg
图示连续梁,EI=常数,欲使支承B处梁截面的转角为零,比值a/b应为:()https://assets.asklib.com/psource/201510281540489630.jpg
图示结构EI=常数,截面C的转角是:() https://assets.asklib.com/psource/2016071811055412872.jpg https://assets.asklib.com/psource/2016071811060144987.jpg
图示结构各杆EI=常数,其C端的水平位移(→)为:()https://assets.asklib.com/psource/2015102815172819443.jpg
图示梁EI=常数,B端的转角是:() https://assets.asklib.com/psource/2016071811063772558.jpg https://assets.asklib.com/psource/2016071811064524128.jpg
图示结构,EI=常数,欲使结点B的转角为零,比值P 1 /P 2 应为:() https://assets.asklib.com/psource/2016071809411756270.jpg
图示连续梁,EI=常数,欲使支承B处梁截面的转角为零,比值a/b应为:()https://assets.asklib.com/psource/2016071809392727318.jpg
已知图(a)梁B端挠度为 ,转角为 ,则图(b)梁B端的转角为 。https://mooc1-1.chaoxing.com/ananas/latex/p/417447
63 图示梁EI=常数,B点竖向位移为<img src='https://img2.soutiyun.com/latex/latex.action' />,单元杆端力向量为哪一个?( )
图示为结构在荷载作用下的MP图,各杆EI=常数,支座B截面处的转角为:<img src='https://img2.soutiyun.com/shangxueba/ask/61308001-61311000/61310357/3c6949b20cdf4ea8629d42622cfe35f4.png' />
图示结构EI=常数,截面C的转角是:()
图示梁,弯曲刚度EI为常数。设支座B沉陷δ,试用三弯矩方程求支反力并画弯矩图。
图示梁EI=常数,B端的转角是:<img src='https://img2.soutiyun.com/ask/uploadfile/4245001-4248000/cf8dd3e34c798654238bf988281f56c1.jpg' /><img src='https://img2.soutiyun.com/ask/uploadfile/4245001-4248000/5948be44ca39a7045e17c98f33f4045a.jpg' /><img src='https://img2.soutiyun.com/ask/uploadfile/4245001-4248000/ef638cd74fd18a1235af0a2d6e2440ae.jpg' /><img src='https://img2.soutiyun.com/ask/uploadfile/4245001-4248000/2d7e0f9e29bd3a3d87b30e2fec1a1e96.jpg' /><img src='https://img2.soutiyun.com/ask/uploadfile/4245001-4248000/5d673a988f7e63384ab0bb6873ea486f.jpg' />
图示连续梁EI=常数,支座B处弹性支撑刚度系数......B点的竖向位移等于?谢谢指导