 |
| |||
| maintenance system (ssn) | |||
| система техобслуживания: 8 phrases in 7 subjects |
| Aviation | 1 |
| General | 1 |
| Nuclear and fusion power | 1 |
| Oil and gas | 2 |
| Rail transport | 1 |
| Sakhalin | 1 |
| Technology | 1 |
|
| |||
| maintenance system (ssn) | |||
| система техобслуживания: 8 phrases in 7 subjects |
| Aviation | 1 |
| General | 1 |
| Nuclear and fusion power | 1 |
| Oil and gas | 2 |
| Rail transport | 1 |
| Sakhalin | 1 |
| Technology | 1 |