 |
| |||
| drill core; core | |||
| stretcher-bar; drill post | |||
| bar; boring bar; column; drifter bar; drill bar; drill column; jack bar; rigging bar; single jack | |||
| Bohrsäule: 5 phrases in 2 subjects |
| Metallurgy | 4 |
| Mining | 1 |
|
| |||
| drill core; core | |||
| stretcher-bar; drill post | |||
| bar; boring bar; column; drifter bar; drill bar; drill column; jack bar; rigging bar; single jack | |||
| Bohrsäule: 5 phrases in 2 subjects |
| Metallurgy | 4 |
| Mining | 1 |