| |||
| gerichtetes Bohren; Richtbohren n; Schrägbohren n | |||
|
controlled drilling : 5 phrases in 2 subjects |
| Information technology | 1 |
| Mining | 4 |
| |||
| gerichtetes Bohren; Richtbohren n; Schrägbohren n | |||
|
controlled drilling : 5 phrases in 2 subjects |
| Information technology | 1 |
| Mining | 4 |