 |
| |||
| single core barrel | |||
| plain core barrel; single-core barrel; single-tube core barrel | |||
|
Einfachkernrohr : 8 短语, 3 学科 |
| 技术 | 3 |
| 矿业 | 2 |
| 钻孔 | 3 |
|
| |||
| single core barrel | |||
| plain core barrel; single-core barrel; single-tube core barrel | |||
|
Einfachkernrohr : 8 短语, 3 学科 |
| 技术 | 3 |
| 矿业 | 2 |
| 钻孔 | 3 |