repairing welding 补焊 ; 修补焊 ; 焊修
in-service welding repairing 在役焊接修复
frog welding and repairing 辙叉焊补
welding deposit repairing 堆焊修复
welding and repairing 焊接工艺和修复
The hot welding repairing method of defects of heavy cast iron guides was described in de-tail.
详细叙述了大型铸铁导轨缺陷的热焊补方法，从不同角度考虑选取了铸件的焊补工艺。
The hot welding repairing method of defects of heavy cast iron guides was described in de-tail. Considering from different angles, the welding process was chosen.
详细叙述了大型铸铁导轨缺陷的热焊补方法，从不同角度考虑选取了铸件的焊补工艺。
According to the rule of "main task is repair, economic practical", using Sn-Bi alloy gas welding repairing method to repairr B2012A type planer guides, this method simple and quick.
本着“以修为主、经济实用”的原则，采用“锡铋合金气焊”的方法修复B2012A型龙门刨床大面积咬伤的导轨，操作简单，修复迅速，经使用表明，修复好的设备性能可靠，运行状况良好。
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