 |
| |||
| post | |||
| block; solid coal; stook; coal block | |||
| whole coal | |||
| coal pillar; stander; virgin coal | |||
| block of coal; coal in solid; unconsumed coal (в подземном газогенераторе) | |||
| целик угля: 32 do fraz, 6 tematyki |
| Geologia | 10 |
| Górnictwo | 9 |
| Makarowa | 1 |
| Ropa / ropa naftowa | 1 |
| Technika i technologia | 1 |
| Zakłady przetwarzania gazu | 10 |