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| subsidence of ground | |||
| ground settlement; ground subsidence; surface subsidence | |||
| land subsidence; natural depression | |||
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地面沉陷 : 7 phrases in 4 subjects |
| Earth sciences | 1 |
| Explosives and Explosive Ordnance Disposal | 1 |
| General | 1 |
| Technology | 4 |
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