低振幅、低频率使液渣平均流动速度提高。
Lower amplitude and frequency make the mean velocity of molten slag increase.
振动格栅紊流是一种无平均流动的特殊紊流，在一定范围内呈各向同性。
Turbulence generated by vibrating grid is a kind of special turbulence, without mean flow and being isotropic in certain region.
实验研究了狭缝射流撞击圆柱表面后壁面射流区的平均流动和湍流特性。
Detailed mean flow and turbulence measurements of a turbulent air slot jet impinging semi-circular convex surface were experimentally investigated.
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