It's just like the reference pressure.

就像参考压强那样。

youdao

And this reference pressure, we took as one bar.

这个参考压强，我们一般选作一巴。

youdao

RPM4 reference pressure monitor is much more than a traditional pressure indicator.

R PM 4参考压力监测远远超过了传统的压力指标。

youdao

So this unique temperature and unique pressure defines a triple point everywhere, and that's a great reference point.

这样，无论在何处,三相点都具有相同的温度和压强,十分适合来作参考点。

麻省理工公开课 - 热力学与动力学课程节选

It would be much better if you had a reference point that didn't care where the pressure was.

我们还需要精确地定义气压,你必须知道气压的大小,当然如果我们能找到一个。

麻省理工公开课 - 热力学与动力学课程节选

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