... weld焊; 焊接的; 补焊 weld all around围焊 weld appearance焊缝外观 weld assembly焊接组件 weld back-up焊缝背垫 ...
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指出了焊缝外观形状常见问题的产生原因和防止措施，对生产实践有一定的指导意义。
It points out that occurring reason and prevention measures of ordinary weld visual shape problem to guide the production practice.
一些附件焊高不够、焊缝长度不足及焊缝外观质量差等施工安装问题，都会对安全生产留有后患。
Such problems in accessary welding as insufficient weld depth and length, and poor visual quality will cause future safety problems.
在钢管质量评价过程中，选取了钢管外观、焊缝外观、管道壁厚、缺陷种类及尺寸、管道材料作为评价因素集。
In the evaluation of steel pipe quality, the pipe appearance, the weld appearance, the pipe wall thickness, the defect types and sizes, and the pipe materials are selected as the evaluation factors.
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