螺旋度分析表明，在不均匀的强上升气流的作用下，涡旋的水平分量向垂直分量转化是此次强降水的可能机制之一。
The analysis of helicity also revealed that under the updraft, the conversion from the horizontal whirlpool into the vertical whirlpool is one of the possible mechanisms of the event.
应用激光散射测雾技术对均匀和不均匀横向气流中单个直射式喷嘴雾化细度作了试验研究。
A detailed research on the atomization fineness of a plain orifice injector by light scattering technique under uniform end nonuniform cross flowing air streams.
结果表明：在纤维层上部存在着明显的气流不均匀现象，匀风板上部具有高速气流区；
The results showed that the obvious nonuniform air field appeared over the fiber layer and there was a high-speed air flow area over the air distribution plate.
热气流的诞生归功于太阳对地表的不均匀加热。
热气流的诞生归功于太阳对地表的不均匀加热。
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