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| failure (кровли при подземной газификации угля) | |||
| rock depression | |||
| ground depression; ground settlement (над горными выработками); ground subsidence; rock subsidence; submergence of ground | |||
| subsidence (MichaelBurov) | |||
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| subsidence | |||
| rock subsidence | |||
| оседание пород: 20 phrases in 6 subjects |
| Construction | 1 |
| Gas processing plants | 11 |
| Makarov | 2 |
| Mining | 2 |
| Oil and gas | 3 |
| Technology | 1 |