... 弹道地区 ballistic area 弹道壳 ballistic case 弹道帽 ballistic cap ...
双语例句
1
The effect of radial vibration of the chamber structure composed of propellant grain and case on the internal ballistic property of solid rocket motor (SRM) was investigated.
研究了由推进剂药柱和壳体组成的燃烧室结构径向振动对发动机内弹道性能的影响。
2
One case is that given the armor's area density, the curve of the ballistic-limited velocity varying with the optimal coefficient is simulated;