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- the first direct piezoelectric effect 一次正压电效应
- direct piezoelectric effect 正压电效应
- R. M. White and F. W. Voltmer, “Direct piezoelectric coupling to surface elastic waves,” Appl. Phys. Lett. 7, 314-316 (1965). 陈永裕，层状表面声波元件之理论、实验及其应用，国立台湾大学应用力学研究所博士论文，中华民国九十一年一月。
- Keywords ： Ultrasonic Wave; Piezoelectric Effect; Resonance; Singlechip; Integrated Circuit. 关键词：超声波；压电效应；共振；单片机；集成电路。
- The piezoelectric effect manifests itself as a transfer of electric to mechanical energy and vice-versa. 压电效应表明它自身具有将电能转换为机械能的能力，且反之同样适合。
- Based on the converse piezoelectric effect of quartz, a novel dual-mode interferometric electronic voltage transformer is presented. 摘要基于石英晶体的逆压电效应，研制出一种双模干涉式的电子电压互感器。
- Synthetic quartz crystal features very good piezoelectric effect, which leads it widely applied in manufacturing frequency-select and frequency-control components such as resonators, oscillators, filters,. Etc. 人造石英晶体具有很好的压电效应,广泛应用于制造各种频率选择和频率控制元器件,如谐振器、振荡器、滤波器等。
- This paper designed a novel needle selecting device for the electronic jacquard loom utilizing the piezoelectric effect of the ceramics bimorph and elucidated its working principle. 利用压电陶瓷片的压电效应设计了一种新的电子提花机选针装置,并对该装置的提针原理作了介绍。
- Inverse piezoelectric effect of two piezoceramics pieces is opposite.When injected high voltage into the finger, one piece contracted and other elongated, made end-effector induce deformation. 两片压电陶瓷的逆压电效应相反，外加电压时，一片收缩另一片伸长，自由端发生弯曲变形。
- Based on the piezoelectric effect,a hypothesis which electromagnetic emissions were yielded by charge movements resulted by destroying piezoelectric crystals during rock fracture was established. 基于晶体的压电效应,提出岩石破裂时出现的电磁脉冲现象是由压电晶体破坏导致瞬间的电荷运动而产生的假说。
- H.K. Ma, S.H. Huang, “Development of Micro-diaphragm Flow Channel with Piezoelectric Effect in Polymer Electrolyte Fuel Cells”, accepted by the J. Fuel Cell Science and Technology. 城立伟;“压电可变式质子交换膜燃料电池之效率分析”;国立台湾大学机械工程所硕士论文;2007.
- Offset currents can also be generated externally from such sources as triboelectric and piezoelectric effects. 这种偏置电流也可以由摩擦电效应和压电效应等原因在外部产生。
- Background currents may be due to charge stored in the material (dielectric absorption), static or triboelectric charge, or piezoelectric effects. 背景电流可能是由材料中储存的电荷（介电吸收）、静电或摩擦电的电荷或压电效应引起的。
- The influence caused by piezoelectric effects and the gradient verities of material properties on the vibration of shell is investigated. 分析了压电效应和材料的梯度变化对圆柱壳体振动频率的影响。
- Analysis and Detection of Direct Piezoelectric Bending Effect for Quartz Crystal 石英晶体弯曲效应的理论解析与实验研究
- She cast her eyes down to avoid direct eye contact. 她垂下双目以避免对视。
- External sources of error can include leakage current from cables and fixtures, as well as currents generated by triboelectric or piezoelectric effects. 被测设备的源电阻会影响反馈式安培计的噪声性能。
- I'll book you on a direct flight to London. 我将为你预订直飞伦敦的航班。
