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| 打钩: 32 phrases in 8 subjects |
| Agriculture | 1 |
| Drilling | 9 |
| Engineering geology | 2 |
| Explosives and Explosive Ordnance Disposal | 2 |
| General | 2 |
| Oil / petroleum | 8 |
| Technology | 7 |
| Textile industry | 1 |
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