dispersoid : 25 phrases in 13 subjects |
Agriculture | 1 |
Astronautics | 1 |
Chemistry | 1 |
Energy industry | 6 |
Firefighting and fire-control systems | 3 |
General | 1 |
Makarov | 1 |
Medical | 1 |
Metallurgy | 2 |
Military | 1 |
Nanotechnology | 1 |
Oil / petroleum | 2 |
Technology | 4 |