dxdy

网络释义：右边乘以；对流换热

网络释义

1.右边乘以 乘以变数 ： multippcation by variables 右边乘以 ： dx dy 再乘以 ： T-nk ...

2.对流换热 ... 第五章 对流换热 16 dxxMM xx 第五章 对流换热 23 dx dy 第五章 对流换热 25 x…

1.And now I have to set it up. Well, I can do it this way with dxdy, but it looks pke there is a smarter thing to do.下面我来建立它，我可以用dxdy来做，但是这里看起来有更巧妙的办法。

2.Once you have found the ratio between du dv and dx dy, then it works one way or it works the other way.你一旦找到了dudv和dxdy之间的比率，它在这个情况下行得通，在相反的情况下行得通。

3.Then, I integrate dxdy. And, what's the range for x and y?然后对dxdy积分，x和y的变化范围是什么？

4.dxdy So, the small rectangles for. Now, it became dy dx and not dxdy.小矩形的面积表示为dydx，而不是。

5.So, that means du dv is worth five times dx dy.所以，这也意味着dudv比dxdy大五倍。

6.If you dot that with k you willget just one, dxdy so I am not going to write it, dx dy.如果你用k点乘它就会得到，所以我打算写成。