PDF(663 KB)
PDF(663 KB)
PDF(663 KB)
煤矿巷道围岩稳定性快速评价方法研究
Study on the Rapid Evaluation Method of the Wall-rock Stability about the Colliery Tunnel
| {{custom_ref.label}} |
{{custom_citation.content}}
{{custom_citation.annotation}}
|
/
| 〈 |
|
〉 |