It aims to present mainly how principle to measure the size of work processed using CCD and the operating principle of piezoelectricity sensor.
论文主要介绍了利用CCD测量被加工工件尺寸的工作原理以及压电传感器逆压电效应的工作原理。
The article showed how to use contrary piezoelectricity effect of piezoelectricity sensor and photoelectric sensor to measure roughness of product.
阐述应用压光电传感器的逆压电效应和光电传感器来测量工件的表面粗糙度。
The sensor used in the testing is made of piezoelectricity crystal and it can directly transform the pressure signal into electricity signal. Its output is in proportion to the measured pressure.
压力场测试中所采用的传感器是一种以压电晶体做敏感元件的压力传感器，它可以将压力讯号直接转换成电荷输出，其输出量与被测量压力成正比。
The sensor used in the testing is made of piezoelectricity crystal and it can directly transform the pressure signal into electricity signal. Its output is in proportion to the measured pressure.
压力场测试中所采用的传感器是一种以压电晶体做敏感元件的压力传感器，它可以将压力讯号直接转换成电荷输出，其输出量与被测量压力成正比。
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