 |
| |||
| Sohlenschussbohrloch n | |||
| Bohrlochsohle f; Bohrlochtiefstes n | |||
| Poloch n | |||
| bottom hole: 31 phrases in 10 subjects |
| Chemistry | 1 |
| Coal | 4 |
| Energy industry | 2 |
| General | 1 |
| Life sciences | 1 |
| Metallurgy | 9 |
| Mining | 9 |
| Oil and gas | 1 |
| Technology | 2 |
| Thermal Energy | 1 |
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