PDF(432 KB)
IMPORT NUMERICAL—CONTROL DRILLING MACHINE FOR STEEL GIRDERS AND DISCUSS MANAGEMENT OF MACHINERY IN PERIOD OF INVESTMENT
Jin Hongzhang
Journal of Railway Engineering Society ›› 1996, Vol. 13 ›› Issue (1) : 143-148.
PDF(432 KB)
PDF(432 KB)
IMPORT NUMERICAL—CONTROL DRILLING MACHINE FOR STEEL GIRDERS AND DISCUSS MANAGEMENT OF MACHINERY IN PERIOD OF INVESTMENT
| {{custom_ref.label}} |
{{custom_citation.content}}
{{custom_citation.annotation}}
|
/
| 〈 |
|
〉 |