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| работа в иерархической системе | |||
| работы системы управления | |||
| control system operation: 15 phrases in 11 subjects |
| Astronautics | 2 |
| Communications | 1 |
| Electrical engineering | 1 |
| General | 1 |
| Makarov | 1 |
| Mass media | 1 |
| Military | 1 |
| Oilfields | 1 |
| Technology | 4 |
| Telecommunications | 1 |
| Transport | 1 |