 |
| |||
| источник загрязнения атмосферы | |||
| источник загрязнения воздуха | |||
| source of air pollution: 9 phrases in 4 subjects |
| Ecology | 4 |
| Environment | 3 |
| Occupational health & safety | 1 |
| Transport | 1 |
|
| |||
| источник загрязнения атмосферы | |||
| источник загрязнения воздуха | |||
| source of air pollution: 9 phrases in 4 subjects |
| Ecology | 4 |
| Environment | 3 |
| Occupational health & safety | 1 |
| Transport | 1 |