| 1. | Test methods for electroelastic constants of piezoelectric crystals 压电晶体电弹常数测试方法 |
| 2. | Terms for the measurements of the properties of the piezoelectric crystals 压电晶体性能测试术语 |
| 3. | Piezocrystal piezoelectric crystal 压电晶体 |
| 4. | Method of determining the cutting orientation with maximum coefficients of piezoelectric crystals 压电晶体最大特征系数切向判定方法 |
| 5. | Letter symbols for physical quantities - part 9 : symbols for equivalent circuits of piezoelectric crystals 物理量的字母符号.第9部分:压电晶体等效电路符号 |
| 6. | The surface acoustic waves stress sensitive properties of piezoelectric crystal la3ga5sio14 base on stress sensitive coefficients 基于应力敏感系数的硅酸镓镧晶体声表面波应力敏感特性 |
| 7. | Precise thickness - shear resonance frequency of electroded piezoelectric crystal plates and its applications in resonator design 带电极压电晶体板厚剪共振频率的精确确定及其在谐振器设计中的应用 |
| 8. | Explain the characteristics of piezoelectric crystals and the factors relating to the resonant frequencies of a piezoelectric crystal , and the procedure of the pulse - echo method 说明压电晶体的特性和与压电晶体的共振频率有关的因数,以及脉波回波法的过程。 |
| 9. | Because this transducer not only has a firm structure and uses the longitudinal mechanic - electricity coupling coefficient of piezoelectric crystals , but also can be easily made , it has very good electricity - sound ability 由于制作工艺简单,结构坚固,且又利用压电陶瓷的纵向机电耦合系数,因此具有良好的电声性能。 |
| 10. | The test results show that the measurement errors of y - ray measurement system are within 2 % , and the errors of piezoelectric crystal measurement system are about 5 % . it indicates that the sy stems are feasible 试验结果显示,射线测量系统精度可达到2以内,压电晶体传感器测量精度约为5 ,表明系统是有效可行的。 |