piezomagnetic effect

例句：

1. 1. The piezoelectric material can convert mechanical energy into electrical energy.
   这种压电材料可以将机械能转化为电能。
2. 2.The piezoelectric transducer is used in medical imaging devices to detect small movements.
   压电换能器用于医疗成像设备中，以检测微小的移动。
3. 3. The piezoelectric effect is a phenomenon whereby an applied electric field causes a change in the polarization of a material.
   压电效应是指当施加电场时，材料极化状态的改变。