 |
| |||
| 超声波调制器 | |||
| 超声波调节器 | |||
| ultrasonic modulator: 6 phrases in 6 subjects |
| Aviation | 1 |
| Geophysics | 1 |
| Information technology | 1 |
| Shipbuilding | 1 |
| Space | 1 |
| Technology | 1 |
|
| |||
| 超声波调制器 | |||
| 超声波调节器 | |||
| ultrasonic modulator: 6 phrases in 6 subjects |
| Aviation | 1 |
| Geophysics | 1 |
| Information technology | 1 |
| Shipbuilding | 1 |
| Space | 1 |
| Technology | 1 |