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晶块 : 24 phrases in 10 subjects |
| Desert science | 2 |
| Earth sciences | 1 |
| Electronics | 2 |
| General | 2 |
| Geophysics | 1 |
| Metallurgy | 4 |
| Oil / petroleum | 1 |
| Shipbuilding | 1 |
| Space | 2 |
| Technology | 8 |
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