箱形梁的截面形状和通常的箱子截面一样，所以叫箱形梁，一般由盖板、腹板、底板以及隔板组成，其材料有钢材和预应力钢筋混凝土两种。主要用于大跨度或承重结构。
n. box girder
多孔箱形梁 multi-cell box girder ; cell box girder
双箱形梁 twin box girder
偏轨箱形梁 [机] bias-rail box girder
薄壁箱形梁 thin-walled box beam ; walled box beam
半偏轨箱形梁 [机] local bias-rail box girder
全偏轨箱形梁 [机] full bias-rail box girder
半箱形梁 semi-box beam
正轨箱形梁 [机] middle-rail box girder
胶合板箱形梁 plywoodboxbeam
焊接箱形梁 welded box girder
The ship's hull is a thin-walled box girder structure composed of stiffened panels.
船体是由加筋板组成的薄壁箱形梁结构。
参考来源 - 船体板的屈曲和极限强度分析Analyzing the semi-analytical method of acoustic radiation from the box beam.
2、箱形梁声辐射问题的半解析方法的分析。
参考来源 - 箱形梁结构噪声的理论研究The result of experiment and the analysis of FEM point out the up concrete board of box-girder with the corrugated steel webs has shear lag in different degree just like ordinary box-girder.
从试验和有限元的分析可以看出,和普通的箱形梁一样,波形钢腹板箱梁顶底板存在着不同程度的剪力滞效应。
参考来源 - 波形钢腹板PC组合连续箱梁桥的结构设计与有限元分析The ultimate load carrying capacity of box section beams are calculated considering the effect of plasticity and residual stresses. The effect of different sizes of sections,modes and values of residual stresses are studied.
而后根据切线模量法编制了程序，计算了弹塑性阶段梁的极限承载力，分析了不同截面尺寸、残余应力模型和应力峰值等对临界承载力的影响，通过分析得出必须采用换算长细比来描述箱形梁的稳定性及在常用长细比范围内可取箱形梁稳定系数φ_b=1.0的结论。
参考来源 - 箱形截面梁和梁柱的弹塑性稳定极限承载力分析·2,447,543篇论文数据，部分数据来源于NoteExpress
最后采用的方案是分段现浇的预应力混凝土箱形梁。
The successful alternative was the cast - in - place segmental prestressed concrete box girder.
最后采用的方案是分段现浇的预应力混凝土箱形梁。
The successful alternative was the cast-in-place segmental prestressed concrete box girder.
最后采用的方案是分段现浇的预应力混凝土箱形梁。
The successful alternative was the cast - in - place segmental prestressed concrete box girder .
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