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dxdy

dxdy

乘以的英文|乘以是什么意思|Show秀网_专业翻译 ... 乘以变数： multiplication by variables 右边乘以 ： dx dy 再乘以： T-nk ...

传热学-第五章_上海交通大学：传热学_ppt... ... 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…

And now I have to set it up. Well, I can do it this way with dxdy, but it looks like there is a smarter thing to do .

Once you have found the ratio between du dv and dx dy, then it works one way or it works the other way.

dxdy So, the small rectangles for . Now, it became dy dx and not dxdy.

So , that means du dv is worth five times dx dy.

If you dot that with k you willget just one, dxdy so I am not going to write it , dx dy.