复变函数积分计算是复变函数课程教学的一个非常重要的内容。

Computation of the complex integral is very important content in teaching complex variable function.

youdao

至此我已经得到了，用来计算二重积分的所有量。

Now I have everything I need to compute my double integral.

youdao

那么，怎么计算这个二重积分呢？

Now, how do we compute that double integral?

youdao

要懂得如何计算一个函数的二重积分。

You know how to compute a double integral of a function.

youdao

我只需计算三个简单的线积分。

I would just calculate three easy line integrals.

youdao

对于曲面积分，也已经知道如何计算。

And, surface integrals, we know also how to evaluate.

youdao

我们知道如何计算线积分。

So, line integrals we know how to evaluate.

youdao

当然，还要学习如何去计算二重积分。

Of course, we will have to see how to compute it.

youdao

为了求做功，我们要计算线积分。

And we will evaluate the line integral for work.

youdao

一个是建立并计算二重积分。

One is setting up and evaluating double integrals.

youdao

另一个是建立并计算线积分。

The other one is setting up and evaluating line integrals.

youdao

这是我知道的，唯一可以计算这种积分的方法，令x=sin，θ,那么√，就是cos，θ

That's the only way I know to compute an integral like that, OK?

youdao

现在可以计算这个积分了。

And now you can compute this integral.

youdao

当然，我们也知道，怎样用极坐标来计算这些积分。

And, of course, we know also how to set up these integrals in polar coordinates.

youdao

这和计算其他三重积分的方法是相同的。

It's just the same way that you would compute any other triple integral.

youdao

提出了利用动态热电偶测得的齿面闪温分布曲线计算齿面积分温度的方法。

The method of calculating integral temperature by measured flash temperature curve was put forward.

youdao

计算图形的面积是积分的一种紧要应用。

The cingculine of figure position is the importould like use of the integring.

youdao

计算图形的面积是积分的一种紧要应用。

The cingculine of figure position is the importould like use of the integring.

youdao