The static governing equations of interval finite element method (FEM) are always transformed into interval equations to solve.
区间有限元的静力控制方程常被归结为区间方程组来求解。
From interval arithmetic, an analytical method of interval finite element of uncertain structure is presented by combining interval analysis with the finite element method.
根据区间运算规则，将区间分析与有限元方法相结合，提出了非概率不确定的结构的一种区间有限元分析的方法。
Based on interval analysis and displacement finite element method, the static displacement response analysis of structure comes down to solve the interval finite element control equation.
现有的理论和方法采用区间分析和位移法有限元理论对其进行分析，最终归为位移法区间有限元控制方程的求解。
The finite element analysis of truss system with interval parameters under interval load is studied and the structural interval displacement and stress response are deduced.
构建了区间参数杆系结构在区间荷载作用下的分析模型，导出了结构的区间位移和区间应力响应区间变量表达式。
Based on resolution of interval Numbers and fuzzy resolution theorem, we develop a method of solving the structural fuzzy finite element equilibrium equations.
利用区间数的分解和模糊分解定理，研究了一种结构模糊有限元平衡方程的求解方法。
By representing the uncertain parameters as interval Numbers, the static governed equations of the structural system are obtained in this paper by means of the finite element method.
将结构系统中的不确定性参数用区间数来表示，用有限元法建立静力区间线性方程组。
By representing the uncertain parameters as interval Numbers, the static governed equations of the structural system are obtained in this paper by means of the finite element method.
将结构系统中的不确定性参数用区间数来表示，用有限元法建立静力区间线性方程组。
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