从理论和实验两方面分析了现有各种确定型钢轧制宽展变形的方法。
All kinds of formulae calculating the spread of bar steel rolling have been analysed theoretically and evaluated by experiments.
通过模拟比较，揭示了进给速度和轧制比对双球面环件轧制宽展变形与力能参数的作用规律。
Through simulation and comparison, the influence laws of feed velocity and different rolling ratio on transverse width deformation and force-energy parameters were opened out.
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