从结构的几何非线性分析着手，研究截面为三角形的空间格构式斜腿刚架的平面内整体稳定。

Based on the geometric non-linear analysis, the in-plane global stability of Space Lattice Tilted Column Frame of Triangle Section(SLTCF)is studied.

youdao

利用有限元软件ANSYS分析了梭形三肢钢管格构柱的几何参数对其弹性屈曲荷载和屈曲模态的影响。

The finite element analysis software ANSYS was adopted to analyze the elastic-plastic buckling behavior of SPDB with stiffened panel at both edges.

youdao