 |
| |||
| interface between horizons | |||
| 层接面: 18 phrases in 6 subjects |
| Drilling | 2 |
| Electronics | 1 |
| Hydroelectric power stations | 2 |
| Oil / petroleum | 1 |
| Plastics | 1 |
| Technology | 11 |
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