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绝对码 : 24 phrases in 12 subjects |
| Aviation | 1 |
| Electronics | 2 |
| Hydroelectric power stations | 1 |
| Information technology | 7 |
| Mathematics | 1 |
| Metallurgy | 3 |
| Multimedia | 1 |
| Shipbuilding | 1 |
| Space | 2 |
| Steel production | 1 |
| Technology | 3 |
| Telecommunications | 1 |
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