The other is about the calculation and experiment of the two-dimensional unsteady turbulent flow in an exhaust manifold.
二是对排气管的二维不稳定湍流流动进行了计算和实验研究。
2
Objective: to explore the value of twodimensional color Doppler flow imaging (2d CDFI) in detecting total anomalous pulmonary venous drainage (TAPVD).
目的:探讨二维彩色多普勒超声(2 D - CDFI)诊断完全性肺静脉畸形引流(TAPVD)的价值。
3
By using the impulsion flow analogy, the three dimensional, steady, separated flow problem is reduced to the twodimensional, unsteady, separated flow problem for solution.