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| прямой код | |||
| 正码正码: 45 phrases in 10 subjects |
| Automated equipment | 2 |
| Computer networks | 1 |
| Computers | 1 |
| Electronics | 1 |
| General | 7 |
| Information technology | 7 |
| Mathematics | 5 |
| Mechanic engineering | 1 |
| Technology | 18 |
| Telecommunications | 2 |
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