The defects of welding joint for Marine platform structure, the harm and the cause of every defect were analyzed.

分析了海洋平台结构焊接接头的缺陷及各种缺陷的危害、成因。

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This paper describes the methods of controlling the frame quality in terms of process design, mould design, control of deformation and defects from welding surface treatment, etc.

从工艺设计、胎具设计、控制焊接变形和缺陷、表面处理等各环节实行严格的品质控制，多年来生产出多种型号的车架全部为合格品。

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A welding method that produces welds that are smooth and free of defects such as automatic orbital welding should be employed.

应使用产生平滑无缺陷的焊缝的焊接方法例如自动轨道焊。

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