A formula for the calculation of die based on forging configuration is deduced by the analysis of engaging movement between roll die and forged workpiece, and the formula is verified experimentally.

通过对辊锻模具与锻件的啮合运动分析，推导出了由锻件轮廓方程确定模具型槽方程的理论公式，并通过试验对孩公式进行了验证。

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If the die roller unlocked each die as soon as it was done with a given roll, there would be no problem.

如果投骰子的人只要一投完就马上就释放他拥有的骰子，就不会出现这个问题。

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Then we can pass the type of die we want to roll as a parameter to the function.

然后可以把需要滚动的骰子类型作为参数传递给函数。

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We like to fool ourselves into thinking certain aspects of entrepreneurship are quantifiable, like a die roll.

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Sometimes, it seems, old companies just roll over and die.

ECONOMIST: Corporate durability

Roll Over and Die Laughing IBM's momentous decision this month to wind down its traditional pension plan in favor of 401(k)s will no doubt accelerate the movement toward self-directed retirement savings.

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