我们将零点定义为每种元素，在室温和正常大气压下，在其自然状态下的焓。

What we define as zero is the enthalpy of every element in its natural state at room temperature and ambient pressure.

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What we define as zero is the enthalpy of every element in its natural state at room temperature and ambient pressure.

我们将零点定义为每种元素,在室温和正常大气压下,在其自然状态下的焓。

麻省理工公开课 - 热力学与动力学课程节选

And that shows us that H is written naturally as a function of entropy and pressure.

这证明自由焓H很自然的可以写成,熵和压强的函数。

麻省理工公开课 - 热力学与动力学课程节选