 |
| ячейка сита: 45 phrases in 15 subjects |
| Chemistry | 1 |
| Construction | 1 |
| Ecology | 1 |
| Electronics | 1 |
| Energy industry | 3 |
| Geology | 1 |
| Makarov | 3 |
| Metallurgy | 2 |
| Mining | 5 |
| Natural resourses and wildlife conservation | 1 |
| Rail transport | 1 |
| Sakhalin | 2 |
| Silicate industry | 19 |
| Technology | 3 |
| Transport | 1 |