piezoelectric material

例句：

1. 1.The piezoelectric material is used to convert mechanical energy into electrical energy.
   这种压电材料用于将机械能转换为电能。
2. 2.Piezoelectric materials are widely used in sensors and actuators.
   压电材料在传感器和执行器中广泛应用。
3. 3. The piezoelectric material has been found to be highly sensitive to temperature changes.
   这种压电材料被发现对温度变化非常敏感。