In order to research the shape of the crusher hammer before and after the damage as well as the impact time of the granular rock,the article indicates the simulation of the impact process between the crusher hammer and the granular rock with the transient dynamic software,MSC.
Dytran对反击式破碎机中板锤冲击碰撞岩石的过程进行有限元仿真,研究板锤磨损前后不同形状和粒度岩石的冲击时间,对反击式破碎机的设计优化具有一定的理论指导意义。
Dytran,the simulation of the impacting process between hammer and rock was performed.
Dytran对反击式破碎机中板锤冲击碰撞岩石的过程进行有限元仿真,研究岩石形状和粒度不同时冲击时间的变化,对反击式破碎机的设计优化具有理论指导意义。
A postestimate solver is used for sensitive pre-stage deformation when impact occurs.
运用非线性数值计算方法摸拟冲击碰撞时粘滞弹塑性材料的应力场分布。
Improved collision attack on 7 round AES-192;
改进的7轮AES-192的碰撞攻击
Then, according to the set of necessary and sufficient conditions this paper presents an improved collision attack algorithm on MD5.
利用得到的充要条件集,提出了对MD5的改进的碰撞攻击算法,该算法的平均计算复杂度约为已有碰撞攻击算法的0。
The method of differential analysis on collision attacks against MD5 was analyzed.
针对MD5的碰撞攻击,分析了差分分析的步骤和方法;针对消息预处理导致了分组块数增加这一缺陷,提出了修改步函数的方法,能阻止选择好的差分路径,限制消息修改技术的使用,增强了抗碰撞攻击的能力。
Chaotic research in the impact-free model of mechanism clearance revolute joints;
机构间隙转动副冲击碰撞模型的混沌研究
resistance to impact
抗冲击性;耐冲击性;耐碰击性;冲击阻力;碰撞阻力
The force or impetus transmitted by a collision.
冲击力由碰撞而传递的力量或动力
Don't count on the bumper to hold up during a low-speed collision.
别指望缓冲器会在低速碰撞时减缓冲击。
Study on Numerical Simulation and Testing Method of Impact Force;
碰撞冲击力的数值计算与测试方法研究
Study on Contact-Impact Dynamic Response of the Mechanical System with Elastic Components;
含弹性元件机械系统的碰撞与冲击研究
Boxing have is defined as the art of hit without is hit
拳击已被定义为没有碰撞的碰撞艺术
Boxing has been defined as the art of hit without being hit.
拳击已被定义为没有碰撞的碰撞艺术。
The striking of one body against another; collision.
碰击，撞击一个物体对另一个物体的击打；碰撞
pulsed electron impaction source
脉冲电子碰撞离子源
Interstellar gas clouds frequently collide and convert their kinetic energy into shock waves and radiation.
星际气体云经常在碰撞间将动能传给冲击波和辐射。
Shock and bump tests on measuring relays and protection equipment
GB/T14537-1993量度继电器和保护装置的冲击与碰撞试验
" Series of mounting sizes for vibration, shock and bump machine tables for electric and electronic products"
GB/T15480-1995电工电子产品用振动台、冲击台、碰撞台台面安装尺寸系列
When the wind hits this field it creates a shock wave known as the bow shock.
当太阳风碰撞地球磁场的时候，就会产生出冲击波，即弓形波。
Scalable Parallel Contact-Impact Computation and Its Application for Simulation of Automobile Crash;
可扩展冲击—接触并行计算及其在汽车碰撞模拟中的应用
Numerical Study on Deposition Characteristics of a Droplet Impinging onto Spherical Surface with Low Impact Energy
低冲击能量液滴与球面碰撞沉积特性的数值研究
shock wave induced by flyer impact
飞片撞击产生冲击波
a frantic dash, rush, search, etc
疯狂的撞击、 冲击、 搜查等