 |
| атмосферное загрязнение: 34 phrases in 11 subjects |
| Chromatography | 1 |
| Construction | 1 |
| Ecology | 10 |
| Energy industry | 5 |
| General | 2 |
| Makarov | 8 |
| Mass media | 1 |
| Medical | 3 |
| Mining | 1 |
| Nuclear physics | 1 |
| Road works | 1 |
|
| атмосферное загрязнение: 34 phrases in 11 subjects |
| Chromatography | 1 |
| Construction | 1 |
| Ecology | 10 |
| Energy industry | 5 |
| General | 2 |
| Makarov | 8 |
| Mass media | 1 |
| Medical | 3 |
| Mining | 1 |
| Nuclear physics | 1 |
| Road works | 1 |