 |
| |||
| 油管和抽油杆 | |||
|
tubing and rods : 12 phrases in 6 subjects |
| Business | 1 |
| Earth sciences | 1 |
| General | 1 |
| Mechanics | 2 |
| Mining | 6 |
| Technology | 1 |
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