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| 磨坏: 20 phrases in 9 subjects |
| Agriculture | 1 |
| Automobiles | 3 |
| Drilling | 6 |
| General | 1 |
| Mathematics | 1 |
| Metallurgy | 1 |
| Oil / petroleum | 1 |
| Technology | 5 |
| Wind Energy | 1 |
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