针对工艺管道对接焊缝的特点，对焊接方法、焊接位置及易产生的缺陷进行了分析。
Considering the characteristics of the process piping butt weld, this article analyzes the welding methods, the welding positions and the defects which are easily produced.
针对工艺管道对接焊缝的特点，对焊接方法、焊接位置及易产生的缺陷进行了分析。
Considering the characteristics of the process piping butt weld, this article analyzes the welding methods, the welding positions and the defects which are easily produced.
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