Internal defects: lack of penetration, lack of fusion, slag , gas pole , carck, overheating.

内部缺陷: 未焊透 、 未熔合 、 夹渣 、 气孔、裂纹 、 过热.

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There's some stick flying around in the media for Wednesday's game and it's lack of penetration.

媒体中散布着对周三比赛的批评,这是缺乏深入了解的.

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