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| exploration map | |||
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| prospecting map | |||
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勘探 图 : 26 phrases in 7 subjects |
| Aviation | 1 |
| Earth sciences | 1 |
| Engineering geology | 1 |
| Explosives and Explosive Ordnance Disposal | 3 |
| Geology | 1 |
| Space | 1 |
| Technology | 18 |
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