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基岩底 : 31 phrases in 9 subjects |
| Anatomy | 1 |
| Desert science | 2 |
| Earth sciences | 3 |
| Engineering geology | 3 |
| Explosives and Explosive Ordnance Disposal | 2 |
| Geology | 3 |
| Oil / petroleum | 10 |
| Technology | 6 |
| United Nations | 1 |
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