 |
| |||
| vertical | |||
| стойка затвора: 11 phrases in 5 subjects |
| Construction | 1 |
| Firefighting and fire-control systems | 1 |
| Hydraulic engineering | 5 |
| Nautical | 1 |
| Technology | 3 |
|
| |||
| vertical | |||
| стойка затвора: 11 phrases in 5 subjects |
| Construction | 1 |
| Firefighting and fire-control systems | 1 |
| Hydraulic engineering | 5 |
| Nautical | 1 |
| Technology | 3 |