In this article, a study is made of the collision dynamics of the arresting hook bounce after initial touchdown when the aircraft is arrested, and a collision bounce model is built.

分析了飞机着舰拦阻时，拦阻钩初次接触道面碰撞后被反弹的动力学成因，建立了飞机拦阻钩碰撞道面的弹跳模型。

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The complex forces on cage of the high - speed cylindrical roller bearing has been analyzed, and the collision dynamics model and dynamics motion equation of the cage have been set up.

分析了高速滚子轴承中保持架的复杂受力，建立了保持架的碰撞动力学模型和保持架的动力学运动方程。

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Bullet is a 3d open source physics engine that supports rigid - and soft-body dynamics and collision detection in 3d.

Bullet是一个3d的开源物理引擎，支持3d的刚体和软体力学以及碰撞检测。

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"A majority of scientists lean toward the theory that it was a collision from a large interplanetary body, " said Professor Valeri Shuvalov of the Russian Institute of Geosphere Dynamics.

CNN: Tunguska