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drift |
孔锤 : 28 phrases in 10 subjects |
Architecture | 2 |
Construction | 2 |
Earth sciences | 4 |
Electronics | 1 |
Engineering geology | 2 |
Explosives and Explosive Ordnance Disposal | 1 |
General | 2 |
Hydroelectric power stations | 1 |
Technology | 12 |
Wind Energy | 1 |