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подрывать почву
| горной выработки
| подрывать почву | |
| mining. | dint |
| горная выработка | |
| gen. | excavation |
| geogr. | mine digging |
| geol. | driftage; mine roadway |
| mining. | mining excavation |
| tech. | mine opening; mine working; heading; underground working |
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| подрывать почву: 1 phrase in 1 subject |
| Geology | 1 |