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诊断专家 : 18 phrases in 10 subjects |
| Artificial intelligence | 3 |
| Automobiles | 1 |
| Aviation | 1 |
| Electronics | 2 |
| Information technology | 1 |
| Metallurgy | 5 |
| Mining | 2 |
| Refrigeration | 1 |
| Space | 1 |
| Telecommunications | 1 |
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