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1)  speed reduction vibration
减速振动
2)  Vibrate decelerate belt
振动减速带
3)  deceleration vibration marking
减速振动标线
1.
Traffic signs and deceleration vibration marking are important for the prevention of traffic accidents, it is also the main mountain road safety facilities.
交通标志和减速振动标线对于防止交通事故有重要的作用,也是山区公路主要的交通安全设施。
4)  passive vibration isolation
被动减振
1.
The paper provides a principle analysis of the passive vibration isolator using zero dynamic stiffness,which demonstrates the vibration in the low frequency range is available based on the zero dynamic stiffness principle and the method of passive vibration isolation.
论文给出了零动态刚度被动减振系统的理论分析,论证了基于零动态刚度原理和利用被动减振的方法,可实现低频频率范围内的减振。
5)  vibration attenuation
振动衰减
6)  elimination-reduction
振动消减
1.
Based on such theories as wavelet analysis, applied mathematics and data structure, the tree-structured geometrical model and algorithm for the elimination-reduction of air-column-inherent frequency were proposed in order to avoid resonance between the air-column-inherent frequency of the multi-degree-of-freedom piping system and the mechanical-inherent frequency.
为了避免多自由度管路系统的气柱固有频率和机械固有频率的共振,基于小波分析、应用数学、数据结构等理论,提出了一种解决多自由度管路系统气柱固有频率振动消减的树状几何模型及树状算法。
补充资料:点振子振动和点电极振子振动
分子式:
CAS号:

性质:又称点振子振动和点电极振子振动。振动能量绝大部分集中在点电极范围内,形成“能量封闭”的振动模式。振子电极面远小于压电陶瓷片的总面积,且与厚度有适宜的匹配关系。在交变电场作用下,沿厚度方向产生振动,其振幅随着至电极中心距离的增加,呈指数式衰减。谐振频率与压电陶瓷片的厚度有关。为提高频率通常将压电陶瓷片磨得很薄,有时考虑到压电陶瓷自身强度太低,可用特制的陶瓷片作垫片来防止压电陶瓷片损坏。常用于高频场合。

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