PDF(2286 KB)
PDF(2286 KB)
PDF(2286 KB)
高性能Q460耐火耐候结构用钢的研发
Research of high performance Q460 structural steel with fire resistant and weather resistant
| {{custom_ref.label}} |
{{custom_citation.content}}
{{custom_citation.annotation}}
|
/
| 〈 |
|
〉 |