To determine precisely the bearing capacity of the Q460 single equal-angle steelstrut, the local buckling caused by the overrun of width-thickness ratio should be correctly analyzed.
为准确确定Q 460等边单角钢压杆的极限承载力，需正确分析板件宽厚比超限引起的局部屈曲的影响。
2
Element combination form and self-balanced prestressed steel structure is a new spatial system composed by prestressed cable and strut elements.
“单元拼装式自平衡预应力空间钢结构”是由施加预应力的基本单元构成的新型空间结构体系。
3
In this paper the spatial strut and tie model is used, and the connection is simplified as a structural system which is composed of a series of steel bars and concrete struts.