piezo-calibrators

例句：

1. 1.The piezo-calibrators were used to measure the displacement of the material during the experiment.
   使用压电校准器来测量实验中材料的位移。
2. 2.The piezo-calibrators were used to calibrate the equipment for accurate measurements.
   使用压电校准器来校准设备，以便进行准确的测量。
3. 3. The piezo-calibrators were used to detect any errors in the measurement process.
   使用压电校准器来检测测量过程中的任何错误。