 |
| |||
| open-pit mining; opencast mining | |||
| open-cut mining | |||
| opencast; opencut | |||
| open cut mining; open cut working | |||
| open mining | |||
| strip mining; surface mining | |||
| open pit mining | |||
| |||
| opencut mining | |||
| |||
| open-cut mining | |||
| 露天采矿: 42 phrases in 10 subjects |
| Earth sciences | 2 |
| Economy | 1 |
| Electronics | 1 |
| Explosives and Explosive Ordnance Disposal | 3 |
| General | 3 |
| Management | 2 |
| Metallurgy | 2 |
| Mining | 1 |
| Technology | 26 |
| Water resources | 1 |