piezo-electric direct effect

例句：

1. 1. The piezo-electricmaterial can be used to detect vibrationsin the environment.
   这种压电材料可以用来检测环境中的振动。
2. 2. The piezo-electrictransducer converts mechanical energy intoelectrical energy.
   压电换能器将机械能转化为电能。
3. 3. The piezo-electricsensor is sensitive to changes in temperature andpressure.
   压电传感器对温度和压力的变化非常敏感。