| 1. | Ultrasonics - real - time pulse - echo systems - test procedures to determine the performance specifications 超声波学.实时脉冲回声系统.测定性能规范的试验过程 |
| 2. | Ultrasonics - hydrophones - characteristics and calibration in the frequency range from 15 mhz to 40 mhz 超声波学.水听器. 15mhz - 40mhz频率范围内的特性和校准 |
| 3. | Ultrasonics - real - time pulse - echo systems - guide for test procedures to determine performance specifications 超声波学.实时脉冲回波系统.测定性能规范的试验程序指南 |
| 4. | Ultrasonics . physiotherapy systems . performance requirements and methods of measurement in the frequency range 0 , 5 mhz to 5 mhz 超声波学.物理治疗系统. 0 . 5mhz 5mhz频率范围的性能要求和测量方法 |
| 5. | Ultrasonics - physiotherapy systems - performance requirements and methods of measurement in the frequency range 0 . 5 mhz to 5 mhz 超声波学.物理治疗系统.频率在0 . 5mhz和5mhz范围内的测量方法和性能要求 |
| 6. | Ultrasonics . hand - held probe doppler foetal heartbeat detectors . performance requirements and methods of measurement and reporting 超声波学.手持探头式多普勒胎儿心音检测器.性能要求和测量及报告方法 |
| 7. | Ultrasonics - physiotherapy systems - performance requirements and methods of measurement in the frequency range 0 , 5 mhz to 5 mhz 超声波学.物理治疗系统.频率在0 . 5mhz到5mhz范围内的测量方法和性能要求 |
| 8. | Ultrasonics - physiotherapy systems - performance requirements and methods of measurement in the frequency range 0 , 5 mhz to 5 mhz iec 61689 : 1996 ; german version en 61689 : 1996 超声波学.理疗系统.频率范围0 . 5mhz至5mhz的测量方法 |
| 9. | 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 超声波学.场.频率范围0 . 5mhz - 15mhz超声波医疗设备含水听诊器引起的超声场的特性和测量指南 |