The second crack is a crack originating at the groove weld toe of the column flange-girder flange connection.

第二种是产生于立柱翼缘与主梁翼缘连接处的坡口焊缝焊趾处的裂纹。

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The second crack is a crack originating at the groove weld toe of the column flange-girder flange connection.

第二种是产生于立柱翼缘与主梁翼缘连接处的坡口焊缝焊趾处的裂纹。

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