本论文主要针对大跨度箱形截面梁结构剪力滞效应和结构非线性抗震性能进行了较深入的理论分析和一定的试验对比研究。
In this dissertation, the shear lag effect for large span box-section beam structure and the structural nonlinear anti-seismic capability have been theoretically and experimentally investigated.
根据断裂力学及可靠性理论，提出了一种起重机焊接箱形梁存在裂纹缺陷的可靠度计算方法。
Based on fracture mechanics and theory of reliability, this paper offers the reliability calculation method for welded box beam having fracture.
由此可见，用光弹性试验方法可以得出较准确的数据，为斜交箱形框架桥的设计和理论分析提供比较可靠的依据。
So the accurate data from the photoelastic method providing reliable basis for the design and theoretical analysis of oblique frame bridge can be obtained.
本文在以往研究的基础上，从理论进一步分析了钢箱形断面桥墩的抗震性能和部分内填混凝土补强法补强效果。
The paper studied the seismic performance of steel box bridge pier and the strengthening effect of partially concrete-filled strengthening method using finite element method.
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.
与试验结果对比表明，建议的公式满足精度要求，可为箱形型钢混凝土梁的设计提供理论依据。
Comparing with the experimental results, computation formulas can meet accuracy requirements and provide theoretical basis for the design of BSRC beams.
从理论的高度对大跨度顶进箱形框架的工作原理进行分析。
The operational principle of large span driving box frame is analyzed.
从理论的高度对大跨度顶进箱形框架的工作原理进行分析。
The operational principle of large span driving box frame is analyzed.
应用推荐