| 1. | Cracks can be detected by a method using ultrasonic waves . 疵点可用超声波方法检测。 |
| 2. | Much as bats do, robots send out ultrasonic signals . 机器人就象蝙蝠那样地发出超声波讯号。 |
| 3. | This moth's ear is tuned in to the bat's ultrasonic squeak . 这种蛾的耳朵能收听到蝙蝠的超音速的尖叫声。 |
| 4. | It is also desirable to have a reasonably fine grain in order to obtain ultrasonic inspectability . 为了获得良好的超声波探伤性能,也希望得到合适的细晶粒。 |
| 5. | The doctors gave him an ultrasonic brain scan 医生给他做了脑部超声波扫描检查。 |
| 6. | An investigation of circle traveling wave ultrasonic motor 超声旋转行波马达研究 |
| 7. | Development of testing stress device by lcr ultrasonic wave 超声波应力仪的研制 |
| 8. | The study on ultrasonic velocity in supercritical fluid co 2流体中超声声速的研究 |
| 9. | Manual scanning b - mode ultrasonic diagnostic equipment B型手动扫描超声波诊断设备 |
| 10. | Ultrasonic angle beam examination by the contact method 接触式超声斜射探伤方法 |