The internal force analysis, length calculation, selection of bar section, nodal design of tubular structure in the pipeline support design were given in view of poor study in this respect at home.

• 针对目前我国在管结构方面研究很少的情况，文中介绍了管结构支架设计中的管结构支架的内力分析，长度计算，杆件截面选择、节点设计