 |
| |||
| source borehole | |||
|
震源井 : 15 phrases in 2 subjects |
| Geophysics | 9 |
| Oil / petroleum | 6 |
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