high- efficiency particulate air : 18 phrases in 11 subjects |
Biotechnology | 3 |
Construction | 1 |
Ecology | 2 |
Energy industry | 1 |
Household appliances | 1 |
Makarov | 2 |
Nuclear and fusion power | 1 |
Nuclear physics | 4 |
Occupational health & safety | 1 |
Pharmacy and pharmacology | 1 |
Technology | 1 |