It's necessary to recognize the different vortices, when aero-optical distortion caused by hypersonic flow is studied using vortex structure as the turbulence model.
利用涡结构对光波通过高速流场的光学传输特性进行建模，就必须进行涡结构的识别。
There are mainly two excitation mechanisms in the vibration of the thermo-well at the main pipe of reactor coolant loop under cross flow: turbulence and vortex shedding.
反应堆冷却剂回路温度计套管在流体流动冲刷下的振动主要有两种激励机理：湍流和旋涡脱落。
The results show that the PIV is a credible and accurate method to study the flow characteristics and is suitable to explore the complicated flow structure, such as vortex, turbulence, etc.
结果表明，PIV技术非常适于显示涡流、湍流等复杂的流动结构，是风洞实验中研究流动特性的一种非常有效、准确的方法。
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