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| 专家工具 | |||
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expert tool : 18 phrases in 8 subjects |
| Air defense | 1 |
| Artificial intelligence | 5 |
| Computer networks | 1 |
| Electronics | 3 |
| Horticulture | 2 |
| Information technology | 4 |
| Space | 1 |
| Telecommunications | 1 |
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