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| 结构树 | |||
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structure tree : 27 phrases in 11 subjects |
| Artificial intelligence | 1 |
| Construction | 2 |
| Ecology | 1 |
| Electronics | 1 |
| Information technology | 5 |
| Librarianship | 1 |
| Metallurgy | 5 |
| Programming | 1 |
| Technology | 7 |
| Telecommunications | 2 |
| Textile industry | 1 |
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