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| preliminary system design | |||
| техническое проектирование систем: 17 phrases in 11 subjects |
| Astronautics | 1 |
| Computers | 1 |
| Economy | 1 |
| Energy industry | 1 |
| Medical | 1 |
| Military | 6 |
| Programming | 1 |
| Sakhalin A | 1 |
| Technology | 2 |
| Trade classification | 1 |
| Weapons of mass destruction | 1 |