箱形中桁材 duct keel ; duct center girder
箱形中底桁 duck keel ; end snip for stiffeners
抗扭箱形纵桁 torsion box girder
箱形中桁材/箱形龙骨 duct keel
对箱形桁材的四点弯曲试验的分析表明与试验数据吻合良好。
The analysis of a four-point bending test of box girder specimens shows favourable agreement with experimental data.
针对钢筋砼箱形截面桁梁桥的侧倾稳定性分析，提出一种基于薄壁杆件理论的新型超级单元。
In this paper, a new type of super_element based on the thin_walled bars theory is presented for the lateral stability analysis of the reinforced concrete truss_beam bridge with a box_section.
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