The negative eject theory is employed to explain the phenomena that the wake over-turn is due to large numerical viscosity.
文中应用负射流理论解释三维计算中较大的数值粘性带来的尾迹偏移现象。
The matching relation between the viscosity and the mesh size was obtained using planar approximate method and integral method in the numerical modeling of divergent detonation.
分别应用平面近似法和积分方法推导出在散心爆轰的数值模拟中，人为粘性系数和空间步长之间的匹配关系。
The numerical simulation has been carried out to investigate the viscosity flow in the compressor cascades with curved blades of different circumferential bow angles.
为了改善扩压叶栅气动性能，采用拟压缩性方法对不同周向弯曲角度的正弯曲叶片压气机叶栅内三维粘性流场进行了数值模拟。
The numerical simulation has been carried out to investigate the three dimensional viscosity flow in the compressor cascades with curved blades of different types of stacking lines.
为了改善扩压叶栅气动性能 ，采用拟压缩性方法对不同周向弯曲角度的正弯曲叶片压气机叶栅内三维粘性流场进行了数值模拟 。
The numerical simulation has been carried out to investigate the three dimensional viscosity flow in the compressor cascades with curved blades of different types of stacking lines.
本文采用拟压缩性方法对不同积叠线弯曲叶片压气机叶栅内三维粘性流场进行了数值模拟。
By theoretical analysis and numerical computation of MS wave's propagation, the propagation law of wave in attenuation elastic-viscosity media had been given.
对微地震波的传播进行了理论分析和数值计算，得到了存在衰减的粘弹性介质中纵波的传播规律。
In the numerical model a 'narrow slot 'method is adopted to simulate mobile shore line and an eddy viscosity method to simulate wave breaking.
模型中通过“狭槽法”来处理波浪在岸线处的动边界条件，采用涡粘模型来模拟波浪破碎引起的能量耗散。
In the numerical model a 'narrow slot 'method is adopted to simulate mobile shore line and an eddy viscosity method to simulate wave breaking.
模型中通过“狭槽法”来处理波浪在岸线处的动边界条件，采用涡粘模型来模拟波浪破碎引起的能量耗散。
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