кислороде : 205 phrases in 15 subjects |
Aviation | 115 |
Biochemistry | 2 |
Chemistry | 10 |
English | 1 |
Environment | 5 |
General | 7 |
Ichthyology | 1 |
Medical | 14 |
Metallurgy | 3 |
Oceanography & oceanology | 1 |
Oil / petroleum | 3 |
Pharmacy and pharmacology | 1 |
Research and development | 6 |
Technology | 25 |
Water supply | 11 |