1) simultaneous multipoint collision
多点同时碰撞
1.
Based on the concept of simultaneous multipoint collision and the current mathematical models,a new mathematical model of inter-particle collisions is proposed.
在研究现有的两相流数学模型的基础上,引入多点同时碰撞的概念,提出了1种新的颗粒碰撞数学模型,并结合直接Monte-Carlo(DSMC)方法对水平通道内气固两相流进行了数值模拟,再现了颗粒团的存在。
2) spontaneous collision
同时碰撞
4) time and position of the collision case
碰撞时间和地点
5) multiple-point contact-impact
多点接触碰撞
1.
Considering geometric nonlinear effect and using nonlinear spring-damper impact model,dynamic equations for flexible multi-body system with multiple-point contact-impact were established based on virtual work approach,and then an experiment for multiple-point contact-impact was designed and carried out.
研究柔性多体系统多点接触碰撞建模理论和实验方法。
补充资料:同时
1.同时代;同一时候。 2.犹当时,那时。 3.并且。
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