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。

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This paper takes a new interval method (interval factor method) to study static analysis problem of interval truss uncertain structure.

本文采取了新的区间分析方法(区间因子法)研究分析区间参数非确定性桁架结构的静力分析问题。

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