 |
| очищенная сточная вода: 81 phrases in 18 subjects |
| Agriculture | 1 |
| Architecture | 1 |
| Construction | 7 |
| Ecology | 28 |
| Electronics | 1 |
| Energy industry | 3 |
| European Bank for Reconstruction and Development | 1 |
| Hydraulic engineering | 6 |
| Makarov | 9 |
| Medical | 1 |
| Natural resourses and wildlife conservation | 4 |
| Nuclear physics | 1 |
| Oil / petroleum | 3 |
| Oil and gas technology | 1 |
| Technology | 6 |
| Water resources | 3 |
| Water supply | 4 |
| Weapons of mass destruction | 1 |