而且它的弹性好，各个部位非常轻，所以在收到撞击时不会被折断。
And it's good elasticity, each part is very light, so when the impact is not broken.
本文介绍了投梭转子与投梭鼻之间撞击的动力学分析，包括速度变化、动能转换及弹性冲击的分析等。
The article makes a dynamic analysis of the impact between the picking bowl and the nose, including the speed variable, the energy transfer and elastic impact.
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