 |
| water treatment facility: 20 phrases in 13 subjects |
| Caspian | 2 |
| Ecology | 1 |
| Energy industry | 3 |
| Galvanizing | 2 |
| General | 1 |
| Makarov | 1 |
| Nuclear and fusion power | 1 |
| Oil / petroleum | 1 |
| Oil and gas | 1 |
| Oil and gas technology | 2 |
| Sakhalin | 1 |
| Technology | 3 |
| Water supply | 1 |
|
| water treatment facility: 20 phrases in 13 subjects |
| Caspian | 2 |
| Ecology | 1 |
| Energy industry | 3 |
| Galvanizing | 2 |
| General | 1 |
| Makarov | 1 |
| Nuclear and fusion power | 1 |
| Oil / petroleum | 1 |
| Oil and gas | 1 |
| Oil and gas technology | 2 |
| Sakhalin | 1 |
| Technology | 3 |
| Water supply | 1 |