Accordingly , countermeasures are proposed to improve the apparent quality of the weld pipe.

提出了有效改善焊管表面质量的措施.

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Without damage, dust and the secondary pollution, the use of abrasive fillers, can reduce costs, enhance profits improve apparent quality.

使用高、低猛合金丸, 无破损 、 无灰尘、无二次污染, 可见低成本, 提高效益,提高产品的外观质量.

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