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运 差 : 42 phrases in 14 subjects |
| Astronomy | 1 |
| Business | 6 |
| Computers | 1 |
| Cybernetics | 1 |
| Economics | 1 |
| Electronics | 5 |
| General | 12 |
| Geology | 1 |
| Information technology | 1 |
| Mathematics | 1 |
| Medical | 2 |
| Nanotechnology | 1 |
| Rail transport | 2 |
| Technology | 7 |
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