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| 不 完整 的: 20 phrases in 12 subjects |
| Automobiles | 1 |
| Drilling | 1 |
| Earth sciences | 1 |
| Economy | 1 |
| Finances | 1 |
| General | 4 |
| Leather | 1 |
| Mathematics | 1 |
| Metallurgy | 1 |
| Project management | 2 |
| Space | 1 |
| Technology | 5 |
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