 |
| |||
| getting; stoping; work | |||
| second mining; second working; working in the broken; broken working; drawing back | |||
| breaking of ground; cutting up; excavation; excavation of soil; stoping back (des Erzes beim Teilsohlenbruchbau); Stripping (des Erzes beim Teilsohlenbruchbau) | |||
| Hereingewinnung: 16 a las frases, 2 temas |
| Metalurgia | 1 |
| Minería | 15 |