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| 初始 面: 20 phrases in 9 subjects |
| Aviation | 2 |
| Earth sciences | 1 |
| Electronics | 1 |
| Engineering geology | 2 |
| Explosives and Explosive Ordnance Disposal | 1 |
| Metallurgy | 1 |
| Space | 3 |
| Steel production | 1 |
| Technology | 8 |
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