The tomographic approach which basic unit is rectangular block can model and inverse the complex velocity structure.
这种层析反演方法以块体为基本单元，可以模拟和反演复杂速度结构。
Finally, we give as an example the calculation of complex velocity potential for a twisted duct with square cross-section.
最后给出了一个方形扭曲管的复速度势计算实例。
The formulae of the complex potential, the complex velocity, and the pressure coefficient in the triangular flow are derived, and some typical expamples have also been given.
这种变换可便捷地给出三角形绕流的流动图谱、流速分布以及压力系数分布。
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