drag reduction mechanism meaning in English

降阻机理

Experimental investigation of drag reduction mechanism over compliant wall and multi - scale coherent structure control in turbulent boundary layer
柔性壁面湍流减阻机理与多尺度相干结构控制的实验研究
( 4 ) the drag reduction of plane - surfaces with v - shaped grooves is given out by direct numerical simulation , and the drag reduction mechanism in the base of the secondary flow theory is suggested
( 4 )利用直接数值模拟方法求得平板上v ?型条纹表面上的降阻情况，并给出基于二次流动理论的降阻机理。
The drag reduction of riblet biomimetic non - smooth surface is given out by numerical simulation with cfx . through analysis of velocity vector field and velocity fluctuation this article probe into drag reduction mechanism of unsmooth surface . through analysis of behavior of single microbubble and turbulent kinetic energy this article indicate drag reduction mechanism of microbuble
对仿生非光滑表面减阻机理,采用流体力学分析软件cfx进行了数值模拟,通过对速度场、剪切应力、涡量的计算结果进行分析,得出了仿生非光滑表面减阻几种主要原因。