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微弱电流的放大与处理是基于位置敏感探测器(PSD)的微位移传感器的关键技术。
A new method for large shaft alignment was proposed based on visual laser technology and PSD (position sensitive detector) technology.
CCD激光微位移测量头是利用三角法原理设计的一种高精度非接触激光微位移传感器。
CCD micro-displacement measuring system is an ultra high accuracy non-contact laser displacement device on the basis of trigonometry theory.
液晶微位移传感器的工作原理是以负介电各向异性的向列相液晶材料的动态散射效应为基础的。
The operation principle of a liquid crystal micro-displacement sensor is based on the dynamic scattering effect in the negative dielectric anisotropic nematic liquid crystal.
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