| |||
| transverse structure | |||
| |||
| side benching; cross-cut sloping; cross working; crosscut stoping | |||
| cross-adit-cut method; cross-adit working | |||
|
Querbaute : 3 phrases in 1 subject |
| Mining | 3 |
| |||
| transverse structure | |||
| |||
| side benching; cross-cut sloping; cross working; crosscut stoping | |||
| cross-adit-cut method; cross-adit working | |||
|
Querbaute : 3 phrases in 1 subject |
| Mining | 3 |