| |||
| 声呐系统 | |||
|
sonar system : 56 phrases in 13 subjects |
| Automobiles | 1 |
| Aviation | 3 |
| Construction | 1 |
| Earth sciences | 4 |
| Electronics | 7 |
| General | 2 |
| Geophysics | 1 |
| Nautical | 2 |
| Navigation | 4 |
| Oil / petroleum | 1 |
| Shipbuilding | 1 |
| Space | 10 |
| Technology | 19 |
| |||
| 声呐系统 | |||
|
sonar system : 56 phrases in 13 subjects |
| Automobiles | 1 |
| Aviation | 3 |
| Construction | 1 |
| Earth sciences | 4 |
| Electronics | 7 |
| General | 2 |
| Geophysics | 1 |
| Nautical | 2 |
| Navigation | 4 |
| Oil / petroleum | 1 |
| Shipbuilding | 1 |
| Space | 10 |
| Technology | 19 |