PDF(327 KB)
PDF(327 KB)
PDF(327 KB)
部分断面掘进机截割头截割性能研究
Research on Cutting Performance of Cutting Header on Part-face Roadheader
| {{custom_ref.label}} |
{{custom_citation.content}}
{{custom_citation.annotation}}
|
/
| 〈 |
|
〉 |