The formulae of roll force and torque are verified by ring rolling experiment.

根据环件辗扩实验结果，对文中的辗扩力和力矩计算公式进行了验证。

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Based on energy method, a calculating formula of roll force to longitudinally ribbed strips was derived.

利用能量法可以推导出纵凸筋钢板轧制力的计算式，并对纵凸筋钢板轧制力进行了计算。

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The results also predict that the roll force and the roll torque increase with the increase of the feed velocity.

随着芯辊进给速度的增大，轧制力和轧制力矩也相应增大，因此对轧环机力能参数的要求也提高；

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Some of these groups have sued the State of New York to force it to roll back its reforms.

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The government could also force the pension system to roll over the 10% of public debt held by the private funds on terms of its own choosing.

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Punch Zone ignited fan passion for new boxing stats which in turn spawned Punch Force which is expected to roll out next year, according to the Wall Street Journal.

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