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| 反应加速: 24 phrases in 13 subjects |
| Architecture | 2 |
| Aviation | 1 |
| Bridge construction | 1 |
| Dermatology | 1 |
| Electronics | 2 |
| Engineering geology | 2 |
| General | 1 |
| Metallurgy | 2 |
| Plastics | 1 |
| Shipbuilding | 1 |
| Space | 2 |
| Surgery | 1 |
| Technology | 7 |
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