An empirical formula of depth-averagedvelocity is derived by means of dimensional analysis, and at the same time the characteristics of the variation of bottom current velocity are described.
文中还利用量纲分析，导出了挖槽中心垂线平均流速折减系数的经验公式。
2
The distribution of time-averaged axial velocity in the outlet tube was very different from that in the separation space.
排气管内轴向速度分布与分离空间内的分布形态迥异。
3
The distribution of the time-averagedvelocity and turbulence intensity was studied, and some of the simulation results were compared with the experimental results;