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将万能轧机的立辊轴心向出口侧移动的轧制法，翼缘宽展量增加约６．４％，平辊轧制力减少１２％，且板形得到改善
The rolling method of moving the mandrel of the universal mill to the exit side increases the stretch of the flange by about 6.4%, the reduction of the rolling force of the flat roll by 12%, and the improvement of the plate shape