
APPROXIMATIVE FORMULAS OF CALCULATING PRIMARY FREQUENCIES FOR THREE-SPAN CONTIMUOUS GIRDER SUSPENSION BRIDGES
JU Xiao-hua
Journal of Railway Engineering Society ›› 2003, Vol. 20 ›› Issue (2) : 59-63.
APPROXIMATIVE FORMULAS OF CALCULATING PRIMARY FREQUENCIES FOR THREE-SPAN CONTIMUOUS GIRDER SUSPENSION BRIDGES
{{custom_ref.label}} |
{{custom_citation.content}}
{{custom_citation.annotation}}
|
/
〈 |
|
〉 |