弹丸

These shotty nodes are usually firm, not fixed, and are less than a centimeter in diameter.

这些似弹丸样结节通常坚，定，直径小于1厘米。

In this paper , pill-setover control system which used for incept and disposal of signal of space movement is devised and explored in detail.

本文对弹丸偏角控制系统空间运动信号的接收与处理进行了全面的设计与探索。

On condition that the front body shape of the projectile is unchangeable,a formula is obtained for determining the relation between the optimum boattail angle and the supersonic flight region.

在弹丸前体外形外界大气密度变的条件下，提出了利用弹丸炮口马赫数顶点马赫数确定旋转弹丸最佳尾锥角的方法。