noise-free : 23 phrases in 14 subjects |
Astronautics | 1 |
Aviation | 1 |
Communications | 2 |
Electronics | 5 |
Environment | 1 |
Geophysics | 2 |
Makarov | 1 |
Mathematics | 2 |
Mechanics | 1 |
Military | 1 |
Nanotechnology | 1 |
Quantum electronics | 1 |
Technology | 2 |
Telecommunications | 2 |