reasonable velocity

Now, I would think that it is reasonable to ask the following question: What is the average velocity, for instance, between time zero and time four?

现在，我认为，提出如下问题，是十分合理的：，比如说，平均速度是多少，在0到4秒之间？

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By means of analysis of the effects of deformation degree, stretching velocity, geometrical dimensions of the blank, lubrication methods and operation modes on slip band, the critical deformation degree and the reasonable scope of stretching strain rates are determined.

通过分析镜面蒙皮拉形中变形程度、拉形速度、毛料几何尺寸、润滑与操作方式对滑移带的影响，确定了临界变形程度和拉形应变速率的合理范围。

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By analyzing the simulated results we can conclude that temperature logging can distinguish water entry zones from non-water entry zones through hot-water injection for short periods of time, enlarging water injection velocity, selecting reasonable shut-in time.

并对模拟的结果进行分析，从中可以得出：短期热注、提高注水速率、选择合适的关井时间等可以提高温度测井对注入剖面的识别能力；

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The results of this test proved that the reasonable choice of pressure and air vent hole was the critical element for cooing velocity and cooling uniformity.

结果表明，合理地选择压差以及包装箱开孔大小对葡萄的冷却速度、冷却均匀性起着关键的作用。

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Based on some reasonable simplifications on turbulent eddy diffusivity and mean velocity, an analytical solution to the charge transportation equation related to flow electrification is derived, by which an expression for the streaming current in a pipe is derived.

在合理简化紊流扩散系数和油流速度的基础上，推导出油内有关油流带电的电荷输运方程的解析解，并且根据该解析解导出了冲流电流计算公式。

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