它的细长结构是由一个木盒子分开。

Its elongated structure is parted by a wood box.

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基于上述理论，开发了可考虑几何非线性效应的细长结构稳定性分析软件。

Based on the above theory, finite element software is developed to analyze the geometrically nonlinear stability of slender structure.

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本文在综合现有结构稳定性研究成果的基础上，结合起重机臂架实例，对细长结构的稳定性进行了研究。

Based on the existing research results of structural stability, stability of slender structure is studied in this paper with the actual example of crane boom.

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