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级配的 : 93 phrases in 11 subjects |
| Architecture | 4 |
| Aviation | 2 |
| Bridge construction | 2 |
| Commerce | 1 |
| Construction | 1 |
| Electronics | 4 |
| Engineering geology | 4 |
| General | 8 |
| Hydroelectric power stations | 16 |
| Information technology | 1 |
| Technology | 50 |
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