研究热轧中厚板轧制力矩的计算方法。
Research on rolling moment model of medium plate finishing rolling mill;
中厚板热轧过程中的头部弯曲是一个极其复杂的多元非线性函数关系。
Head bending in the process of hot rolling of plate is an extremely complicated multi element non-linear relationship.
结果表明，热轧Q 345 B中厚板表面纵裂纹是由于铸坯中存在夹杂物及铸坯纵裂引起的。
The results show that the surface longitudinal crack of hot-roll Q345B medium plate is caused by inclusion and surface longitudinal crack of slab.
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