The reasons of forming a shock-cell structure and changing the flow field pressure were analyzed with jet dynamics.

根据射流动力学理论，分析了产生这种波系结构和流场压力变化的原因。

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By using field observation and numerical simulation method, the influence of fracture structure plane on the underground pressure and the roof stability of working face are systematically studied.

通过对现场观测和数值模拟分析，系统研究了断裂结构面对回采工作面矿压分布和顶板稳定性的影响。

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And then the influence of the inlet flow's Mach, the outlet pressure, Angle, high velocity to the structure and major performance parameter of inlet's flow field are analyzed.

分析了来流马赫数、出口反压、攻角、高速旋转等因素对进气道流场结构及主要性能参数的影响。

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