 |
| |||
| 竖炉炉顶; 炉顶 | |||
|
shaft top : 9 phrases in 4 subjects |
| Metallurgy | 2 |
| Rail transport | 2 |
| Steel production | 1 |
| 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