 |
| песчаный фильтр: 44 phrases in 17 subjects |
| Bridge construction | 1 |
| Chemistry | 1 |
| Construction | 4 |
| Ecology | 6 |
| Energy industry | 3 |
| Fish farming pisciculture | 1 |
| Makarov | 5 |
| Medical | 2 |
| Mining | 2 |
| Natural resourses and wildlife conservation | 1 |
| Oil / petroleum | 3 |
| Oil and gas | 2 |
| Oilfields | 1 |
| Sakhalin | 6 |
| Sakhalin R | 1 |
| Technology | 3 |
| Water supply | 2 |