 |
| |||
| downhole | |||
|
井内的 : 26 phrases in 6 subjects |
| Drilling | 14 |
| General | 2 |
| Oil / petroleum | 2 |
| Refrigeration | 1 |
| Space | 2 |
| Technology | 5 |
The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Add | The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Report an error
| Get short URL | Language Selection Tips