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| |||
| direct digital control; direct numerical control; immediate control system (ssn) | |||
| direct control system | |||
| система непосредственного управления: 13 phrases in 7 subjects |
| Astronautics | 1 |
| Aviation | 4 |
| Communications | 1 |
| Military | 1 |
| Sakhalin | 3 |
| Sakhalin R | 1 |
| Technology | 2 |