construction technology of cantilever erection with mechanical erector is studied. construction technology of cantilever erection is supervised by the calculation result.
研究架桥机悬臂拼装施工技术,根据施工仿真计算分析结果,指导拼装施工;
at the same time, it briefly introduces the superiority of the construction process in cantilever erection by truss extensive cantilever method of truss composite arch bridge.