This is a highly tricky exercise because vortical flow fields act in a complicated (what scientists call nonlinear) manner, making prediction difficult.
这可难了，因为涡流场的变化模式非常复杂(就是科学家所说的非线性变化)，难以预测。
Boeing wants to use existing wing and tail control surfaces that shift up and down about 20 degrees in a coordinated fashion to disrupt the vortical flow.
波音公司则利用现成的机翼与机尾控制面，让它们互相协调、上下移动20度，以扰乱涡流。
The development in the application of the methods of non-linear dynamics to the study of vortical flow is reviewed, and their application to the study of fluid mixing dealt with.
本文综述了利用非线性动力学方法研究有涡流动的进展，并讨论了它们在流体混合机理研究中的应用。
Subsonic vortical flows over a slender body at different angles of attack were simulated numerically, and the aerodynamic characteristics of asymmetric vortical flow were also investigated.
运用数值方法模拟了细长体在不同攻角条件下亚音速绕流的背涡结构，探讨了非对称涡流的气动力特性。
Subsonic vortical flows over a slender body at different angles of attack were simulated numerically, and the aerodynamic characteristics of asymmetric vortical flow were also investigated.
运用数值方法模拟了细长体在不同攻角条件下亚音速绕流的背涡结构，探讨了非对称涡流的气动力特性。
应用推荐