采用单摆和垂直轨道装置进行了混凝土块体对心碰撞试验。

Central impact tests between concrete blocks are performed by a pendulum test system and a drop weight test system.

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利用物理仿真实验室软件对非对心碰撞、超弹性碰撞、牛顿摆等碰撞实验进行了模拟和分析，为碰撞问题的研究和教学提供了有效的方法。

In this article, non-central collision, superball and Newton′s cradle are analyzed with the virtual experiment which is a useful way of collision′s analyzing and teaching.

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在大多数情况下，文化碰撞激起的是人们对不同文化的好奇心，只有在极少数情况下，文化碰撞会造成尴尬。

In most cases, cultural bumps arouse peoples curiosity about different cultures. Only on rare occasions can they cause embarrassment.

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