另一大风险来自交易所交易基金本身的性质变化。

Another risk concerns a change in the nature of ETFs.

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划分了土壤性质变化的阶段。

We divide the phase of soil property change.

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研究了超声波处理前后蜡质玉米淀粉的流变性质变化。

The change of properties of waxy maize starch paste was studied after ultrasonic.

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So what they do is, they're describing how these thermodynamic properties change, in terms of only state functions and state variables.

他们的作用是描述,随着状态函数和状态变量的变化，系统的热力性质如何变化。

麻省理工公开课 - 热力学与动力学课程节选

So now let's go around the cycle and just compare notes on what happens to the thermodynamic quantities as we do that.

现在让我们推导一下这个循环,比较一下这个过程中,热力学性质的变化。

麻省理工公开课 - 热力学与动力学课程节选

If you were to make that change you would find that the molecule now has completely different biological and chemical properties.

如果要做出这样的变化,你会发现,分子的生物形状,和化学性质完全改变了。

麻省理工公开课 - 化学原理课程节选