Then, PZT piezoelectric ceramics sensor's probe is contact with the center of diaphragm, if we use the uniform load model to calculate and analyze, it will cause error in micro displacement detection.
此时，压电陶瓷PZT的探针是抵在传感器膜片的中心点处，如果使用均布载荷模型进行计算和分析，将会产生较大的误差。
For improving accuracy of the micro-displacement detection in stiffness measurement, this paper presents an image micro-displacement detection method.
为提高刚度测量中位移检测的精度，提出一种图像式微位移检测方法。
When measuring the deformation of DAMS, Bridges and other buildings, the micro-displacement detection technology is often used.
在测量大坝、桥梁等建筑物的形变过程中，常需要采用微小位移测试技术。
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