 |
| Chinese | English |
| 低频超声检测［探伤］ | low frequency ultrasonic inspection |
| 超低频 | super low frequency |
| 超低频 | ultra low frequency (300 ~300 赫兹) |
|
| Chinese | English |
| 低频超声检测［探伤］ | low frequency ultrasonic inspection |
| 超低频 | super low frequency |
| 超低频 | ultra low frequency (300 ~300 赫兹) |