1) vibration brought up from water
水发振动
2) flow-induced vibration
水流诱发振动
3) Induced vibration
诱发振动
1.
It is found that the vibration induced by the excavation of tunnel under high in-situ stress is the result of superposition of blasting-induced vibration(BIV) and the transient unloading of in-situ stress induced vibration(DUIV).
发现高地应力条件下深埋隧洞钻爆开挖诱发的围岩振动由爆破振动和岩体初始地应力(开挖荷载)动态卸载诱发振动两部分叠加而成。
2.
In the derivation both the induced vibration and couple vibration were considerd.
在方程的推导过程中,既考虑了流体速度对管道的诱发振动,又考虑了振动的管道对流体的反馈作用。
4) vibrational excitation
振动激发
1.
Theoretical study on the partial cross section for the second vibrational excitation in He-H_2 collisions
He同位素与H_2分子碰撞第二振动激发分波截面的理论研究
2.
Quasiclassical trajectory method (QCT) based on the London-Eyring-Polanyi-Sato (LEPS) potential energy surface has been used to investigate the effect of reagent vibrational excitation and translational excitation on the endothermic reaction Sr+HF→SrF+H, ΔH 0 =(26.
依据LEPS ,运用经典轨线来研究振动激发和转动激发对吸热反应 Sr+HF(SrF +H ,ΔH0 =2 7。
3.
The vibrational excitation cross-sections of low-energy electron scattering from N_2 molecule are studied using the improved Body-Frame Vibrational Close-Coupling(BFVCC) method and quantum scattering potentials including static,exchange and polatization contributions based on ab initio calculations.
使用经孙卫国教授改进后的振动密耦合散射方法和基于量子力学从头计算得到的静电、交换与极化散射作用势,研究了低能电子与N2分子的振动激发散射截面。
5) emergency vibration
突发振动
6) vibration generation
振动发电
1.
Survey on research of miniature vibration generation technology based on piezoelectric ceramics;
微型压电陶瓷振动发电技术研究综述
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。
参考词条