It is weld line.

它是焊接线。

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Too high switch point: empty part, weld line, sink mark, and small.

转压点太高：产品充模不足，熔接痕，凹陷，尺寸偏小等。

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Weld Area crack. A crack in or immediately adjacent to the weld line.

焊缝区裂纹。在焊缝线或紧靠焊缝线出现的裂纹。

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Weld Point (line);

轧焊点（线）；

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Weld Point (line);

轧焊点（线）；

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