以下为句子列表：
英文: A usually metal projectile in the shape of a pointed cylinder or a ball that is expelled from a firearm, especially a rifle or a handgun.
中文: 子弹，枪弹从火器中，尤指步枪或手枪中发射出来的金属射弹，形状为尖柱体或球状
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英文: Abstract: A previously proposed approximate quasi-static theoretical method is employed herein to examine the deformation and perforation of a simply-supported circular plate struck by a flat-faced projectile at normal incidence.Based on the principle of
中文: 文摘:采用准静态近似理论方法分析简支圆板在平头弹丸正撞下的变形和穿透.首先基于虚功原理得到了静态荷载位移关系,并将其用于预测低速冲击下圆板的能量吸收能力.当考虑了材料的应变率敏感性,并且不发生绝热剪切冲塞破坏的前提下,理论预测和实验结果吻合良好.
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英文: Abstract: In this paper,a rigid plastic dynamicequations of the stucture subjected to impact by a rigid projectile areobtainedbased on the minimum principle in dynamics ofelastic-plastic continua with finite deformation.It is shown that the method is reli
中文: 文摘:应用有限变形的最小加速度原理，推导出了小变形或有限变形构件受到刚性飞射物撞击时的刚塑性运动方程，指出该方法具有直接、简捷和可靠的特点.
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英文: Abstract: On the basis of setting up the angle motion mathematic model of the terminal correct projectile forced by impulse corrective force,this paper discusses the dynamic response of the terminal correct projectile and response spectrum.The general con
中文: 文摘:建立了末段脉冲修正弹在脉冲修正力作用下的角运动数学模型，分析了末段修正弹对脉冲修正力的动态响应特性和响应谱，给出了对尾翼稳定脉冲修正弹设计有普遍指导意义的结果。
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英文: Allied M3 Halftrack and Jeep armor is no longer highly resistant to projectile ammunition.
中文: 盟军M3半履带车和吉普车装甲不再对投射武器具有很高的抵抗力。
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