 |
| |||
| secondary control system | |||
| backup control system | |||
| auxiliary control system | |||
| вспомогательная система управления: 28 phrases in 11 subjects |
| Astronautics | 2 |
| Construction | 1 |
| Electrical engineering | 1 |
| General | 1 |
| Mass media | 3 |
| Military | 1 |
| Nautical | 2 |
| Oil / petroleum | 2 |
| Sakhalin | 1 |
| Technology | 13 |
| Transport | 1 |