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1. Often lack of fusion adjacent to the girder web in the transverse groove welds led to the cracking.
   在靠近主梁腹板的横向坡口焊缝处常常出现未熔透而导致裂纹。
2. Cracks that have developed in the web at lateral connection plates have generally occurred because of intersecting welds.
   腹板在水平连接板处出现裂纹，通常是由于有交叉焊缝。
3. Cracks that have developed in the web at lateral connection plates have generally occurred because of intersecting welds.
   腹板在水平连接板处出现裂纹，通常是由于有交叉焊缝。