When an electric field is applied to the electrodes the piezoelectric material translates this into a mechanical strain along its radial axis, causing it to vibrate.
当两个电极之间形成电场时，压电性物质便将电场转化为沿径向轴的机械压力，使纤维震动。
2
This paper analyzes the error of torque sensor of strain-resistor which derives from the influences of bending moment on elastic axis, and discusses the Eliminating techniques.
本文对在应用应变式扭矩传感器时由于在弹性轴上的弯矩而引起的误差进行了力学分析，并提出了消除的方法。
3
A novel technique for fiber Bragg grating sensing demodulation is introduced in order to judge axisstrain of sensing fiber Bragg grating.