弹道学：关于射弹动力学的研究。
振动频率对回弹动弹模有一定影响，高振频使测定值有所下降。
Vibratory frequency has some effect on measured value of the unloaded dynamic elastic modulus. Higher vibratory frequency may decrease a little the value of the modulus.
一只卡在蜘蛛丝上，弹动不得的小白蜢，像是走在钢索上，形成了这可爱的画面。
A white little hopper stuck on the spider web, looks like a Tightrope Walker, very funny indeed.
在子弹冲击过程中，气凝胶表现出明显的应变率强化效应，吸收子弹动能的能力显著提高；
Aerogels display a remarkable strain rate strengthening effect when they are impacted by projectile, which could improve the energy absorption capability of aerogels.
本文提出了在飞行环境中利用弹载存储测试技术获取底排弹动态参数的实时记录的测试方案。
Based on the test and measurement technology. This article explores a real-time measuring scheme to record the base-bleed projectile's dynamic parameters.
将滚转导弹动力学系统描述为一个具有动态负反馈的闭环系统，分析了滚转导弹动态失稳的机理。
The mechanism of dynamic instability of rolling missile was analyzed by describing the dynamics of rolling missile as a closed loop with dynamic negative feedback.
根据响应围裙-气垫系统的动力学分析，气垫船柔性围裙可简化为一个气弹和水弹动力反馈系统。
According to the dynamic analysis of the responsive skirt-air cushion system, the flexible skirt of the hovercraft can be simplified to a aeroelastic and hydroelastic dynamic feedback system.
冻土的回弹动弹模，在土体应变过程中为非定值，应变大于1%之后趋于稳定，并随测定时的应变速率加大而变大。
In the process of deformation of frozen soil, the unloaded dynamic elastic modulus is not constant, and tends basically to steady after the strain is more than 1%.
以某型空空导弹为对象，基于双时标的假设，将导弹动力学模态分离为快变状态动力学模态和慢变状态动力学模态，并对其分别进行了动态逆设计。
For an A/A missile, its dynamics is separated into two parts, the dynamics of fast state and the dynamics of slow state based on the two timescale separation.
以某型空空导弹为对象，基于双时标的假设，将导弹动力学模态分离为快变状态动力学模态和慢变状态动力学模态，并对其分别进行了动态逆设计。
For an A/A missile, its dynamics is separated into two parts, the dynamics of fast state and the dynamics of slow state based on the two timescale separation.
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