 |
| |||
| двойное | |||
| 两层: 45 phrases in 11 subjects |
| Construction | 1 |
| Drilling | 1 |
| Electronics | 4 |
| General | 18 |
| Geology | 1 |
| Mechanics | 1 |
| Metallurgy | 1 |
| Military | 1 |
| Oil / petroleum | 1 |
| Polygraphy | 1 |
| Technology | 15 |
|
| |||
| двойное | |||
| 两层: 45 phrases in 11 subjects |
| Construction | 1 |
| Drilling | 1 |
| Electronics | 4 |
| General | 18 |
| Geology | 1 |
| Mechanics | 1 |
| Metallurgy | 1 |
| Military | 1 |
| Oil / petroleum | 1 |
| Polygraphy | 1 |
| Technology | 15 |