通过优化移动式气压焊轨车液压支腿,满足焊接修复作业时将整车顶起的要求,并制定了相应的作业方法,为解决伤损线路的永久修复提供了一种新的施工方案。 By optimizing the hydraulic outriggers of mobile pneumatic welding carriage rail to meet the requirements of jacking up the vehicle during the welding repair work and developing corresponding operation methods, a new construction scheme is provided to solve the permanent repair of damaged lines.