华中科技大学：PZT-JH20/3型真空，空气高温压电测试装置投入使用!

华中科技大学：PZT-JH20/3型真空，空气高温压电测试装置投入使用!

Huazhong University of Science and Technology: PZT-JH20/3 vacuum, air high temperature piezoelectric test device put into use!

       Huazhong University of Science and Technology: PZT-JH20/3 vacuum, air high temperature piezoelectric test device put into use!