本文研究了理想气体的带线性退化阻尼项的可压缩欧拉方程组的真空初值问题。
The Cauchy problem of Euler equations with degenerate linear damping for a perfect gas is studied in this paper, while the initial gas lies in a compact domain.
研究具松弛项可压缩的欧拉方程组柯西问题。
A study is made on Cauchy problem of compressible Eulers equations with relaxation term.
通过计算二维可压缩流欧拉方程组的几个算例，数值结果表明，该格式具有高精度、高分辨率及计算简单的特点。
Numerical results of two-dimensional Euler equations of compressible gas dynamics verify the accuracy and robustness of the method.
选取了不可压缩无粘流体的欧拉运动微分方程作为尾流场的控制方程，螺旋桨则用升力线理论计算。
The Euler equations of incompressible and inviscid fluid are used for control equations of the stern flow field, and the propeller is computed by lift line theory.
选取了不可压缩无粘流体的欧拉运动微分方程作为尾流场的控制方程，螺旋桨则用升力线理论计算。
The Euler equations of incompressible and inviscid fluid are used for control equations of the stern flow field, and the propeller is computed by lift line theory.
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