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检测线 : 26 phrases in 10 subjects |
| Aviation | 1 |
| Cartography | 1 |
| Computers | 1 |
| Environment | 1 |
| General | 8 |
| Mathematics | 1 |
| Oil and gas | 2 |
| Oil processing plants | 1 |
| Quality control and standards | 1 |
| Technology | 9 |
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