This dissertation establishes numerical methods in structural analysis on the basic of variation principle, finite member element method, spline function, etc.
本文利用变分有限元法、样条函数等，提出了薄壁箱梁结构分析的数值理论和方法。
The displacement variational principle was used to develop the spline finite member element method for buckling analysis of thin walled members with shear lag effect.
根据势能驻值原理 ，提出在横向荷载作用下薄壁杆件稳定分析的样条有限杆元法。
The main content of this thesis is lateral buckling analysis of thin-walled structures with irregular cross section by transformed 63 spline finite member element method.
本文主要分析了具有不规则横截面形状的薄壁结构在横向荷载下的稳定问题。
A numerical method is then proposed by applying the method of finite member element for analysing dynamic characteristic of the structure with perforated core walls.
利用有限杆元法，提出开洞核芯筒结构动力特性分析的数值方法。
Researching into the force will provide the detailed and reliable basis for the analysis of finite element method and optimal design of strut member.
研究主轴电极头所受的液体阻力，为主轴支承件的有限元分析和优化设计提供详实可靠的理论依据。
The simulated ultimate load formula and double-control design method of slender eccentrically compressed reinforced concrete member were proposed by nonlinear finite element simulation analysis.
并通过非线性有限元模拟分析，给出了细长钢筋混凝土压杆的极限承载力表达式以及由此确定的双控设计法。
The member finite element method (FEM) is adopted to analyze the effect of corner brace on the behavior of retaining structure, and it has some referential value for engineers.
为了解斜撑对整个支护结构的作用，采用杆系有限元方法分析了角撑位置和刚度对支护结构内力和变形性状的影响，可供从事基坑支护的工程技术人员参考。
The simulated ultimate load formula and double-control design method of slender eccentrically compressed reinforced concrete member were proposed by nonlinear finite element simulation...
并通过非线性有限元模拟分析，给出了细长钢筋混凝土压杆的极限承载力表达式以及由此确定的双控设计法。
The simulated ultimate load formula and double-control design method of slender eccentrically compressed reinforced concrete member were proposed by nonlinear finite element simulation...
并通过非线性有限元模拟分析，给出了细长钢筋混凝土压杆的极限承载力表达式以及由此确定的双控设计法。
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