 |
| |||
| opencast mining Extracting metal ores and minerals that lie near the surface by removing the overlying material and breaking and loading the ore | |||
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| open-cast mine | |||
| minas a céu aberto: 5 phrases in 2 subjects |
| Coal | 4 |
| Mechanic engineering | 1 |
|
| |||
| opencast mining Extracting metal ores and minerals that lie near the surface by removing the overlying material and breaking and loading the ore | |||
| |||
| open-cast mine | |||
| minas a céu aberto: 5 phrases in 2 subjects |
| Coal | 4 |
| Mechanic engineering | 1 |