 |
| |||
| 钻进衬管; 钻井衬管; 钻井尾管 | |||
|
drilling liner : 6 phrases in 2 subjects |
| Drilling | 3 |
| Oil / petroleum | 3 |
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