 |
| |||
| 多焊条电焊 | |||
| multiple welding: 47 phrases in 6 subjects |
| Aviation | 1 |
| Chemistry | 2 |
| Metallurgy | 20 |
| Oil / petroleum | 2 |
| Rail transport | 2 |
| Technology | 20 |
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