You know how to compute a double integral of a function.
要懂得如何计算一个函数的二重积分。
Limits provide the means of defining the derivative and integral of a function.
极限提供了定义函数的导数和积分的方法。
Then I can actually -- --replace the line integral for flux by a double integral over R of some function.
那么我就能名正言顺地,用R上的某个函数的二重积分来替代通量的线积分。
Cv So, for Cp and Cv, these are often quantities that are measured as a function of temperature, and one could, in fact, calculate this integral.
一般Cp和,都是温度的函数,因此实际上,我们可以将这个积分计算出来。
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