random displacement

The tangential displacement of the dam was not a random variable.

该拱坝的切向位移并非随机值，有其固有规律性。

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A new mechanical method, random displacement method, was used to analyse static buckling of frame structure.

将一种新的力学分析方法 —— 随机位移法应用到刚架稳定问题的求解,以拓展其应用范围.

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The program also parts of post-process functions including the random distribution of steel fibers in concrete matrix, structure shape map, discrete structure mesh map, structure displacement map, cracking map, stress map of steel bar.

程序也实现了部分后处理功能，包括钢纤维在混凝土基体中的随机分布、结构网格划分图、裂缝开展图和钢筋应力图等。

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The physical meaning of two parameters in FBM, H and 5, is pointed out. For the fractal terrain simulation, the "diamond-square" algorithm based on random midpoint displacement ( RMD) is given in detail.

对其特征参数（H，δ）的物理意义进行了剖析，给出了采用随机中点位移法中的diamond-square算法实现分形地形模拟的具体细节。

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