Therefore, the weld joint is the most significant point in the weld-quality-controlling.

因此，该处对于焊接质量的控制就成为很重要的位置。

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Visual inspection for the surface quality of equipment and weld seams.

目视检查设备和焊缝的外表面质量。

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Visual inspection for the surface quality of equipment and weld seams.

目视检查设备和焊缝的外表面质量。

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