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论述了为提高轨道牵引车辆系列车架产品质量,围绕控制车架焊接残余应力与变形,如何降低车架焊修率。
This paper discusses how to reduce the frame welding repair rate in order to improve the product quality of the series frame of the track traction vehicle and control the welding residual stress and deformation of the frame.