deep ocean
| mining
| deep ocean | |
| phys. | Tiefsee |
| mining | |
| gen. | Bergbau; Abbau; Verminung; Bergtechnik |
| busin. | Bergbauindustrie |
| coal. | Tagebau; Tiefbau |
| environ. | Bergbau |
| life.sc. | Ausbeutung; Erzgewinnung |
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| Tiefsee m | |||
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deep ocean : 11 phrases in 7 subjects |
| Earth sciences | 2 |
| Environment | 2 |
| General | 2 |
| Law | 1 |
| Mining | 1 |
| Natural resourses and wildlife conservation | 1 |
| Physics | 2 |