- [1]一种钢轨在线沿轨头轮廓均匀喷水的淬火冷却装置,2019/03/19,CN201910208524.2,CN201910208524.2
- [2]METHOD FOR PREVENTING CRACKING ALONG THE SURFACE AT THE INNER HOLE OF A HOLLOW SHAFT DURING HORIZONTAL WATER QUENCHING,2020/05/10,US 11085096,11085096
- [3]一种合金钢水淬工艺的确定方法,2019/04/24,CN201910335912.7,CN201910335912.7
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