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在化工设备的检修过程中,常用挖补的方法。这样做虽然可以省去拆卸相关零部件的工序,但是相当大的焊接残余应力给化工设备的安全运行埋下了隐患。
Maintenance of chemical equipment in the process, commonly used methods of digging up. Although doing so can eliminate the process of disassembling related components, considerable residual welding stress places a hidden danger to the safe operation of chemical equipment.