Pipe truss by purlin , even between a beam and the whole structure by supporting system.
管桁架之间通过檩条、连系梁和支撑系统把整个结构连成整体。
2
According to fatigue damage accumulation theory, test load of verified fatigue test on rail across beam and welded connections with integral joint of combined steel truss bridge was gotten.
依据疲劳损伤累积理论，确定了公轨两用钢桁桥轨道横梁与整体节点连接头验证性疲劳试验的试验荷载。
3
Finally, a novel spatial truss mechanism model for the beam-wider-than-wall joint is put forward.