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分 组 符 : 18 phrases in 10 subjects |
| Construction | 1 |
| Electronics | 3 |
| Finances | 1 |
| General | 1 |
| Information technology | 5 |
| Mathematics | 1 |
| Metallurgy | 1 |
| Space | 1 |
| Technology | 3 |
| Telecommunications | 1 |
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