 |
| |||
| plain core barrel; single-core barrel; single-tube core barrel | |||
| single core barrel | |||
|
Einfachkernrohr : 8 a las frases, 3 temas |
| Minería | 2 |
| Perforación | 3 |
| Tecnología | 3 |
|
| |||
| plain core barrel; single-core barrel; single-tube core barrel | |||
| single core barrel | |||
|
Einfachkernrohr : 8 a las frases, 3 temas |
| Minería | 2 |
| Perforación | 3 |
| Tecnología | 3 |