The nut is of a convex body formed by connecting a cone and the integrally-smooth cylinder, and the cone is at least provided with a protruded wing.
所述螺母为一圆锥体与通体光滑圆柱体连接成的凸型体，在圆锥体上至少有一个凸出翼。
2
According to the boundary layer character in reentry wake of hypersonic blunt conebody, this paper presents a local similar solution for hypersonic wake.
依据钝锥体再入远尾迹流动的边界层特征，从边界层方程出发得到了高超声速远尾迹流动的拟相似性解。
3
The projectile body under consideration is either an inverted truncated cone with a cylindrical portion or a cylindrical one.