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分 度标 准 : 18 phrases in 8 subjects |
| Aviation | 1 |
| Economy | 1 |
| Electronics | 2 |
| Explosives and Explosive Ordnance Disposal | 1 |
| Hydroelectric power stations | 1 |
| Project management | 1 |
| Technology | 10 |
| United Nations | 1 |
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