1) low frequency vibration
频振动
2) Variant-frequency vibration
变频振动
3) Low-frequency vibration
低频振动
1.
Numerical analysis of building under low-frequency vibrations induced by subway running train;
地铁运行列车引起建筑物低频振动的数值分析
2.
A new phase difference measurement method for low-frequency vibration signals based on DTFT;
基于DTFT的一种低频振动信号相位差测量新方法
3.
This paper investigated the influence of low-frequency vibration on the dispersion of nano-OMMT in the compound of HDPE/nano-OMMT by the self-made vibration injection device.
利用自行研制的振动注塑装置研究低频振动对HDPE/纳米OMM T体系中纳米OMM T在基体中的分散性。
4) Low Frequency Vibration
低频振动
1.
Study on Effect of Low Frequency Vibration Injection on Dispersion of PP/Nano-meter CaCO_3;
低频振动注塑改善PP/纳米CaCO_3分散性的研究
2.
Influence of low frequency vibration on osteogenesis of bone marrow stromal cells and its mechanism;
低频振动对骨髓基质细胞成骨能力影响及机制的研究
3.
Research on exceptional signal analysis of low frequency vibration of hydro-generating unit;
水轮发电机组低频振动异常信号分析研究
5) High frequency vibration
高频振动
1.
Objective To study counteracting effects of high frequency vibration on simulated weightlessness-induced atrophy of soleus muscles in rats.
方法 将SD大鼠按体重匹配的原则随机分为同步对照 (CON)、模拟失重 (SUS)、模拟失重 +高频振动 (SUS +HFV) 3组。
2.
In this paper,the effects of high frequency vibration on sludge liquefaction are studied to improve the sludge transporting effiency by means of pipeline.
实验结果表明,高频振动对于粉砂质淤泥具有良好的液化效果。
3.
Farthermore,a simulation program is designed for the dynamics system by using a new fast-integration method to simulate the high frequency vibration of the wheel and track under the exciting of wheel-flat,based on comparing and analyzing the simulation result with the Euler model.
建立了车辆-轨道垂向耦合Timoshenko梁高频振动模型,运用快速积分方法编制仿真程序,对扁疤激励情况下的轮轨垂向高频振动进行系统仿真与分析,并与Eu ler梁模型仿真结果进行比较。
6) mulifrequency vibration
复频振动
参考词条
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。
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。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。