导出了在边缘简支下压电陶瓷圆片弯曲振动位移响应，给出谐振频率、输入导纳、发射功率响应和接收灵敏度响应．所得理论结果得到了实验测量的支持 The bending vibration displacement response of the piezoelectric ceramic wafer under the edge simple support is derived. The resonant frequency, input admittance, transmit power response and receive sensitivity response are given. The theoretical results obtained by the experimental measurement support