In the production of spiral weld pipe, the quality of the online automatic submerged arc welding is of significant importance to the final steel pipe product.
在螺旋焊管的生产过程中,在线埋弧自动焊的焊接质量对最终钢管产品的质量具有十分重要意义。
In the production of spiral weld pipe, the quality of the online automatic submerged arc welding is of significant importance to the final steel pipe product.
在螺旋焊管的生产过程中,在线埋弧自动焊的焊接质量对最终钢管产品的质量具有十分重要意义。
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