rough surface: 57 phrases in 22 subjects |
Aerohydrodynamics | 1 |
Antennas and waveguides | 1 |
Astronautics | 2 |
Automated equipment | 1 |
Automobiles | 2 |
Aviation | 2 |
Construction | 8 |
Electronics | 1 |
Forestry | 5 |
General | 4 |
Hydrology | 1 |
Leather | 1 |
Makarov | 8 |
Mechanics | 5 |
Medical | 2 |
Microelectronics | 1 |
Military | 1 |
Oil / petroleum | 1 |
Physics | 2 |
Road works | 3 |
Seismology | 2 |
Technology | 3 |