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| код канала (oleg.vigodsky); коды каналов (oleg.vigodsky) | |||
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circuit code : 19 phrases in 8 subjects |
| Astronautics | 2 |
| Automated equipment | 1 |
| Computers | 1 |
| Information technology | 1 |
| Programming | 2 |
| Rail transport | 3 |
| Technology | 2 |
| Telecommunications | 7 |
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