焦点: 265 phrases in 25 subjects |
Aerodynamics | 1 |
Antennas and waveguides | 1 |
Astronomy | 3 |
Aviation | 11 |
Biotechnology | 1 |
Business | 1 |
Cartography | 1 |
Chemistry | 1 |
Construction | 1 |
Electronics | 2 |
General | 83 |
Mathematics | 13 |
Medical | 6 |
Medical appliances | 1 |
Metrology | 2 |
Military | 4 |
Nautical | 1 |
Oil / petroleum | 1 |
Oil and gas | 1 |
Oil processing plants | 2 |
Photography | 4 |
Physics | 3 |
Quantum electronics | 1 |
Technology | 119 |
Telecommunications | 1 |