In order to obtain transient mathematical model as vectoring deflection which is very important in engineering and valuable in theory, three-dimensional and unsteady flow fields must be researched.
由于气流在喷管流动中具有复杂的三维非定常的特征，因此，建立其动态数学模型有着更为重要的工程及理论价值。
This paper does research on the three dimensional turbulent flow fields of compressible air with highly rotation, using methods of mathematical analyze and CFD simulation.
本文以涡流管内可压缩气体三维强旋转湍流流场为研究对象，采用数学分析和数值模拟方法对涡流管内流场结构进行研究。
An implicit time-marching method is presented for computing the three-dimensional steady inviscid compressible flow fields.
本文提出了求解三维定常无粘可压缩流场问题的一种隐式时间推进法。
The results of visualization experiment show that temperature and flow fields are un-steady and three dimensional in space for this natural convection of horizontal air layer heated from below.
实验结果表明，这种水平空气层自然对流换热是非稳态的，并且在空间上是三维的。
The results of visualization experiment show that temperature and flow fields are un-steady and three dimensional in space for this natural convection of horizontal air layer heated from below.
实验结果表明，这种水平空气层自然对流换热是非稳态的，并且在空间上是三维的。
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