So if you know a temperature F in Fahrenheit, you can output Celsius.

如果你知道一个华氏温度的温度值，你们输出摄氏温度。

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f So we have now temperature in degrees Kelvin.

纵坐标是。

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And so the slope of this thing is f at the triple point, which is this point here, this is the temperature of the triple point of water, f divided by 273.16. That's the slope of that line.

除以x轴的坐标,这就是斜率，而直线,经过原点，因此斜率乘上T就得到。

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