 |
| |||
| загрязнение воздуха | |||
| загрязнение атмосферы | |||
| загрязнение воздушной среды; атмосферное загрязнение | |||
| air contamination: 28 phrases in 12 subjects |
| Electrical engineering | 4 |
| Electronics | 1 |
| Energy industry | 4 |
| Gas processing plants | 1 |
| Geology | 2 |
| Makarov | 2 |
| Metallurgy | 1 |
| Meteorology | 1 |
| Shipbuilding | 1 |
| Technology | 5 |
| Transport | 1 |
| Weapons of mass destruction | 5 |