PDF(275 KB)
PDF(275 KB)
PDF(275 KB)
严寒地区CRTS I型轨道板制造技术
Manufacturing Technique of CRTS I Ballastless Slab Used in Cold Area
| {{custom_ref.label}} |
{{custom_citation.content}}
{{custom_citation.annotation}}
|
/
| 〈 |
|
〉 |