论文部分内容阅读
对 2 5 0 0四辊轧机传动接轴的故障和事故进行了分析 ,并对其进行了多次设计改进 ,取得了十分明显的技术经济效果
The fault and accident of transmission shaft of 250mm four-roller mill were analyzed, and many design improvements were made to it, and the obvious technical and economic effects