 |
| |||
| нулевое сечение | |||
| zero section: 8 phrases in 6 subjects |
| Aviation | 1 |
| Electronics | 1 |
| Geophysics | 1 |
| Intelligence and security services | 2 |
| Physics | 1 |
| Seismology | 2 |
|
| |||
| нулевое сечение | |||
| zero section: 8 phrases in 6 subjects |
| Aviation | 1 |
| Electronics | 1 |
| Geophysics | 1 |
| Intelligence and security services | 2 |
| Physics | 1 |
| Seismology | 2 |