| 1. | The propagation of stress waves in solids can be considered as a part of the field of acoustics or ultrasonics depending on the conditions . 应力波在固体中的传播,根据其条件可视为声场或超声场的一部分。 |
| 2. | Study on the technology of preparing al2o3 nano - powder by sel - gel method in supersonic field 超声场中溶胶凝胶法制备纳米氧化铝粉体的研究 |
| 3. | Calculation of sound pressure distribution of sphere focusing supersonic field and its measuring experiment 球面聚焦超声场计算与测量实验 |
| 4. | Measurement and characterisation of ultrasonic fields using hydrophones in the frequency range 0 , 5 mhz to 15 mhz 采用频率范围为0 . 5mhz至15mhz的水听器对超声场的测量和特性记述 |
| 5. | Acoustics - measurement and characterisation of ultrasonic fields in the frequency range 0 . 5mhz to 15mhz - hydrophone method 声学在0 . 5 15mhz频率范围内的超声场特性及其测量水听器法 |
| 6. | Measurement and characterisation of ultrasonic fields using hydrophones in the frequency range 0 . 5 mhzto 15 mhz 使用0 . 5mhz至15mhz频率范围的水下扩音器对超声场进行的测量和特征显示 |
| 7. | Ultrasonics - field characterization - test methods for the determination of thermal and mechanical indices related to medical diagnostic ultrasonic fields 超声.场特性.测定关于医疗诊断超声场的热和超声机械指数的试验方法 |
| 8. | Ultrasonics - field characterization - test methods for the determination of thermal and mechanical indices related to medical diagnostic ultrasonic fields 超声波.声场特性.与医疗诊断超声场有关的热和机械指数测定的试验方法 |
| 9. | Measurement and characterisation of ultrasonic fields using hydrophones in the frequency range 0 , 5 mhz to 15 mhz iec 61102 : 1991 a1 : 1993 ; german version en 61102 : 1993 a1 : 1994 . 5mhz至15mhz频率范围水听器对超声场的测量和特性记 |
| 10. | Ultrasonics - fields ; guidance for the measurement and characterization of ultrasonic fields generated by medical ultrasonic equipment using hydrophones in the frequency range 0 , 5 mhz to 15 mhz 超声场.用水听器在频率范围0 . 5mhz - 15mhz由医学超声设备产生的超声场的特性和测量指南 |