|
level detector : 27 phrases in 15 subjects |
| Acoustics | 1 |
| Ecology | 1 |
| Electrical engineering | 1 |
| Electronics | 4 |
| Energy industry | 1 |
| General | 2 |
| Makarov | 2 |
| Metallurgy | 2 |
| Military | 1 |
| Nanotechnology | 2 |
| Nautical | 3 |
| Polygraphy | 2 |
| Technology | 3 |
| Telecommunications | 1 |
| Weapons of mass destruction | 1 |