Moulds integral with a workpiece have been used occasionally if they remained in place as a remnant or edge of the workpiece, for example, after roll building up by welding.
整体模具与工件被用来偶尔如果他们仍然存在的残余或边缘的工件，例如，推出后建立的焊接。
The invention refers to a method and apparatus for building up lines or layers of metal by fusion arc welding and particularly by submerged-arc welding.
是指该发明的方法和装置，建立线路或金属层融合弧焊特别是埋弧焊焊接。
A method as claimed in claim 1, wherein said step of building up said barrier is carried out by using an arc having a submerged consumable welding electrode.
法所称的索赔1 ，其中说一步说屏障建设进行使用电弧有淹没消耗焊条。
A method as claimed in claim 1, wherein said step of building up said barrier is carried out by using an arc having a submerged consumable welding electrode.
法所称的索赔1 ，其中说一步说屏障建设进行使用电弧有淹没消耗焊条。
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