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| stage of operation | |||
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этап операции : 18 phrases in 8 subjects |
| Apollo-Soyuz | 1 |
| Astronautics | 2 |
| Medical | 1 |
| Microelectronics | 1 |
| Military | 9 |
| Ophthalmology | 2 |
| Production | 1 |
| Programming | 1 |
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