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| 代 码符号: 10 phrases in 9 subjects |
| Aviation | 1 |
| Construction | 1 |
| Electronics | 1 |
| Information technology | 2 |
| Metallurgy | 1 |
| Project management | 1 |
| Space | 1 |
| Telecommunications | 1 |
| Textile industry | 1 |
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