PDF(441 KB)
PDF(441 KB)
PDF(441 KB)
埃塞俄比亚铁路火山岩空腔形成机理及处理
Formation Mechanism and Treatment Measures for Volcanic Cavity Found in the Construction of Ethiopian Railway
| {{custom_ref.label}} |
{{custom_citation.content}}
{{custom_citation.annotation}}
|
/
| 〈 |
|
〉 |