| |||
| глубинный разрез | |||
|
depth section : 20 phrases in 7 subjects |
| Aviation | 1 |
| Construction | 7 |
| Geophysics | 7 |
| Military | 1 |
| Oil and gas | 1 |
| Production | 1 |
| Technology | 2 |
| |||
| глубинный разрез | |||
|
depth section : 20 phrases in 7 subjects |
| Aviation | 1 |
| Construction | 7 |
| Geophysics | 7 |
| Military | 1 |
| Oil and gas | 1 |
| Production | 1 |
| Technology | 2 |