The basic theory of the wake survey measurement is the following. 尾流測量的基本理論如下。
We believed a middle or wake structure might exist, and now we can prove there is regimented structure at the very centre of turbulence. 我們認為一個(gè)中等或尾流結構可能存在,現在我們可以證明有大群結構位于湍流非常中心的位置。