piezoelectric transducer

例句：

1. 1.The piezoelectric transducer is used to convert mechanical energy into electrical energy.
   压电换能器用于将机械能转换为电能。
2. 2. The piezoelectric transducer was developed to improve the accuracy of medical imaging.
   压电换能器的开发是为了提高医疗成像的准确性。
3. 3. The piezoelectric transducer is a crucial component in many modern electronic devices.
   压电换能器是许多现代电子设备中的关键组件。