 |
| |||
| gravel bed (полотно) | |||
| gravel bed | |||
| гравийное основание: 8 phrases in 7 subjects |
| Construction | 2 |
| Hydraulic engineering | 1 |
| Hydroelectric power stations | 1 |
| Oil / petroleum | 1 |
| Oil and gas technology | 1 |
| Road works | 1 |
| Technology | 1 |
|
| |||
| gravel bed (полотно) | |||
| gravel bed | |||
| гравийное основание: 8 phrases in 7 subjects |
| Construction | 2 |
| Hydraulic engineering | 1 |
| Hydroelectric power stations | 1 |
| Oil / petroleum | 1 |
| Oil and gas technology | 1 |
| Road works | 1 |
| Technology | 1 |