 |
| |||
| 机器氧气切割 | |||
| 机械化氧气切割 | |||
| machine oxygen cutting: 8 phrases in 4 subjects |
| Metallurgy | 1 |
| Nautical | 1 |
| Shipbuilding | 2 |
| Technology | 4 |
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