half-space: 91 phrases in 16 subjects |
Antennas and waveguides | 18 |
Architecture | 1 |
Astronautics | 1 |
Automated equipment | 1 |
Construction | 2 |
Electricity | 1 |
Electronics | 2 |
Firefighting and fire-control systems | 3 |
Geophysics | 39 |
Information technology | 1 |
Makarov | 2 |
Mathematics | 7 |
Nanotechnology | 5 |
Nautical | 1 |
Oilfields | 1 |
Technology | 6 |