отработанного воздуха: 29 phrases in 12 subjects |
Construction | 1 |
Ecology | 1 |
Environment | 1 |
General | 4 |
Karachaganak | 3 |
Mining | 2 |
Natural resourses and wildlife conservation | 8 |
Occupational health & safety | 1 |
Pulp and paper industry | 1 |
Technology | 2 |
Transport | 2 |
Ventilation | 3 |