 |
| |||
| top covers; top rock | |||
| roof rock | |||
| rock cover; top cover | |||
| |||
| top covers | |||
| roof rock (угольного пласта) | |||
| backs | |||
| roof strata | |||
| порода кровли: 46 Phrasen in 9 Thematiken |
| Bergbau | 14 |
| Energiewirtschaft | 2 |
| Erdöl | 2 |
| Gasaufbereitungsanlagen | 15 |
| Geologie | 5 |
| Geophysik | 4 |
| Makarow | 2 |
| Seismologie | 1 |
| Technik | 1 |