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备齐的 : 26 phrases in 11 subjects |
| Air defense | 1 |
| Architecture | 1 |
| Automobiles | 1 |
| Aviation | 1 |
| General | 3 |
| Hydroelectric power stations | 2 |
| Logistics | 1 |
| Metallurgy | 1 |
| Refrigeration | 1 |
| Technology | 12 |
| Telecommunications | 2 |
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