 |
| |||
| septum valves for BF pressure controlling (【技】由三个蝶阀和一个直通管组成，位于高炉净煤气管道上，用于控制高炉炉顶压力，与 TRT 装置並联安装。) | |||
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