撞击速度 meaning in English
impact velocity
Examples
- The scar on the surface of steel part of the projectile shows that different reaction violence have happened , though the impact velocities of projectile are almost the same in these tests
从数发试验回收的钢托的表面烧蚀痕迹，可判断相近撞击速度下反应的烈度不尽相同。 - It is concluded that increase of temperature in csp matrix is of great extent , and is in dependence with impact velocity , rate of deformation and thermorheologic
分析计算表明:撞击变形条件下粘性加热使推进剂基体温度显著上升,温度升幅与撞击速度、剪切变形、推进剂热流变特性密切相关。 - In order to study the combustion process and the movement of propellant in the barrel , a multi - photo x - ray experiment system was designed . four groups of photos under different ignition systems were obtained , and these photos were manipulated with digital image manipulation technology . the gray degree of the photos was averaged , and the information , such as density , velocity of the projectile and the trace - indicating grains and confliction velocity of the propellant against the projectile under the consideration of the velocity of the projectile , was extracted and analyzed quantitatively
本文就利用由多幅脉冲x光摄影技术所获得的四种不同点火条件下的火炮膛内火药颗粒群运动状况的阴影照片，进一步利用数字图像处理的技术及相关算法，编制软件对照片进行了处理，统一了照片的灰度，最终在定量上获得了不同点火条件下的火药颗粒的密度分布规律、弹丸和示踪药粒的运动速度以及在考虑到弹丸运动的前提下的火药颗粒与弹丸的撞击速度。 - Firstly on the basis of twin shear unified strength theory and spherical cavity expand theory it is established the expression about target defense force , given the equations of rod projectile penetrate and impact velocities on ceramic / composite target under the same pressure and verified through the experiment . secondly the analysis model of ceramic / grfp / steel composite multi - layer target penetrate depth employing above differential equation of target defense force , penetrate velocity and rod velocity . there are two team of experiments which testify separately the penetrate depth and effect with different length - to - diameter
首先，基于双剪统一强度理论和球型空穴膨胀理论建立了靶板抗力表达式，并通过压力相等条件给出了杆式弹侵彻陶瓷复合靶板的侵彻速度与撞击速度的表达式，最后用试验进行了验证；其次，利用上面的靶板抗力表达式、侵彻速度、弹杆速度的微分方程，建立了陶瓷/玻璃钢/钢板复合多层靶板侵彻深度分析模型，分两组试验对侵彻深度、不同长径比的侵彻效果进行了验证;最后，建立了杆式弹垂直侵彻陶瓷多层复合靶板的工程模型，给出了预测靶板抗弹性的k 。