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分信机 : 40 phrases in 11 subjects |
| Aviation | 5 |
| Communications | 1 |
| Earth sciences | 3 |
| Economy | 1 |
| Electronics | 12 |
| General | 1 |
| Information technology | 3 |
| Project management | 2 |
| Space | 2 |
| Technology | 4 |
| Telecommunications | 6 |
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