用黏性流动能量耗散表示剪切作用。

The shear action is characterized by viscous flowing energy dissipation.

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给出搅拌槽内速度分布和湍流动能分布图。

The distributions of velocity vectors and turbulence kinetic energy are given.

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从经济学角度看，资源的优化配置和要素的充分流动能够使收益最大化。

From the economic perspective, this can be achieved through optimal resource allocation and full factor mobility.

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So, you need some sort of property, something you can see, something you can measure, that tells you that heat has flowed.

所以，你需要某种性质，某种你能看到，能测量的东西，它会告诉你热量发生了流动。

麻省理工公开课 - 热力学与动力学课程节选

I mean, you know the wings go, and the air runs, and then the motor on the engine and it's a miracle how it gets up there and that is the way I used to explain the Greeks, because I had no better idea.

我的意思是,你知道机翼的作用,空气的流动,还有引擎上的发动机,飞机能飞起来,是个奇迹,我就是用这种方式来解释希腊历史的,因为我也没有更好的方法了

耶鲁公开课 - 古希腊历史简介课程节选