 |
| |||
| hydroacoustic monitoring vessel | |||
| контрольное судно: 3 phrases in 3 subjects |
| Aviation | 1 |
| Natural resourses and wildlife conservation | 1 |
| Nautical | 1 |
|
| |||
| hydroacoustic monitoring vessel | |||
| контрольное судно: 3 phrases in 3 subjects |
| Aviation | 1 |
| Natural resourses and wildlife conservation | 1 |
| Nautical | 1 |