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.
在弹丸前体外形和外界大气密度不变的条件下,提出了利用弹丸炮口马赫数和顶点马赫数确定旋转弹丸最佳尾锥角的方法。
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词汇 | supersonic region |
分类 | 英语词汇 英语翻译词典 |
释义 |
supersonic region
英语例句库
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. 在弹丸前体外形和外界大气密度不变的条件下,提出了利用弹丸炮口马赫数和顶点马赫数确定旋转弹丸最佳尾锥角的方法。 |
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