|
rolling gate : 14 phrases in 6 subjects |
| Construction | 3 |
| Hydraulic engineering | 5 |
| Hydrology | 1 |
| Nautical | 1 |
| Technology | 3 |
| Transport | 1 |
|
rolling gate : 14 phrases in 6 subjects |
| Construction | 3 |
| Hydraulic engineering | 5 |
| Hydrology | 1 |
| Nautical | 1 |
| Technology | 3 |
| Transport | 1 |