 |
| |||
| 钢管冷轧 (【技】 钢管冷轧工序是在热轧、挤压或焊接钢管之后对管材进行二次加工以生产精密、薄壁和高机械性能产品的主要方法之一。冷轧管机主要分为二辊式和多辊式。) | |||
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