Based on it, the concrete application of the derivation constraint optimization method of multi-flow heat exchanger network is analyzed and discussed.

在此基础上，重点分析和讨论了多股流换热器网络的衍生约束优化方法的具体运用。

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Blood vessels in the head tighten to stop the loss of body heat and then relax to let blood flow rise; that sudden rush of blood is what causes the headache.

头部的血管收紧以阻止身体热量的流失，然后放松让血液流动起来，血液的突然涌入是引起头痛的原因。

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a You know that what will happen is that heat will flow from a to b from b to c and from a to c. That's common-sense.

你知道会发生的是热量从流向,从流向,以及从流向。

麻省理工公开课 - 热力学与动力学课程节选

You do it so quickly that the heat flow between the inside of the bicycle pump and the outside is too slow compared to the speed at which you compress.

我们用力很大,于是压缩得很快,打气筒内外热传递的速度,与之相比要慢得多。

麻省理工公开课 - 热力学与动力学课程节选

Now, I know how to relate the heat flow to temperature change, through the heat capacity.

现在我知道怎样把能量的流动,和温度的变化联系起来，通过热容。

麻省理工公开课 - 热力学与动力学课程节选

Home insulation, often referred to as cavity insulation, is a cast iron money saver during the winter months because it regulates the flow of heat from a warm area to a cold one.

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It continuously measures body temperature, and heat flow to come up with a more accurate reading.

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Richard Hamilton of Columbia University had previously realised the usefulness of this heat-flow model but became unstuck when he found that, under this transformation, the object may stretch out to form singularities spikes that could not be easily manipulated into a sphere.

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