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静力计 : 24 phrases in 10 subjects |
| Architecture | 2 |
| Construction | 1 |
| Engineering geology | 1 |
| Explosives and Explosive Ordnance Disposal | 1 |
| Metallurgy | 3 |
| Nautical | 2 |
| Oil / petroleum | 1 |
| Refrigeration | 1 |
| Space | 1 |
| Technology | 11 |
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