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破坏 性试验 : 49 phrases in 13 subjects |
Earth sciences | 4 |
Electric machinery | 1 |
Electronics | 16 |
Explosives and Explosive Ordnance Disposal | 1 |
General | 1 |
Hydroelectric power stations | 1 |
Metallurgy | 4 |
Nautical | 1 |
Oil / petroleum | 2 |
Plastics | 2 |
Space | 4 |
Technology | 11 |
Wind Energy | 1 |