n. 弹道学,发射学
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- A ballistics lab;ballistics experts.
弹道学实验室;弹道学专家收藏 - "Internal ballistics deals with propulsion of projectiles, such as within the barrel of a gun or at a rocket launch."
内弹道学研究射弹的动力,如:火炮及火箭弹药的发射。收藏 - A ballistics expert
弹道学专家.收藏 - Terminal ballistics deals with the impact of projectiles on a target.
终点弹道学研究的是射弹的弹著作用。收藏 - Ballistics:The study of the dynamics of projectiles.
弹道学:关于射弹动力学的研究。收藏
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