 |
| гидроэлеватор: 7 phrases in 6 subjects |
| Energy industry | 1 |
| Firefighting and fire-control systems | 1 |
| Mining | 1 |
| Natural resourses and wildlife conservation | 2 |
| Oilfields | 1 |
| Technology | 1 |
|
| гидроэлеватор: 7 phrases in 6 subjects |
| Energy industry | 1 |
| Firefighting and fire-control systems | 1 |
| Mining | 1 |
| Natural resourses and wildlife conservation | 2 |
| Oilfields | 1 |
| Technology | 1 |