【摘要】 75306型220T自卸车的结构件在实际工作过程中经常出现开裂,传统的焊接方法经常导致焊后重复开裂现象发生。通过改进结构件的焊接工艺,结构件的焊接质量得到了有效的保证。更多还原

【Abstract】 The structure of 220T dump truck that type is 75306 often crack in the actual work.The traditional welding methods often lead to repeated cracking phenomenon after welding. The welding quality of structure is guaranteed effectively by improving the structure’s welding process.更多还原