An approach for enumerating the significant failure mode for fuzzy structures, and a procedure for possibilistic reliability analysis of fuzzy structural systems were given.
提出了模糊结构体系主要失效模式的识别方法，和结构体系的能度可靠性分析方法。
An approach for enumerating the significant failure mode for non-probabilistic structures, and a procedure for non-probabilistic reliability analysis of structural systems were put forward.
给出了非概率结构体系主要失效模式的识别方法，和结构体系的非概率可靠性分析方法。
Shear failure is an important mode of dynamic failure of structural members under impulsive loading.
剪切失效是强动载荷作用下结构失效的重要模式。
Therefore, the identification of the worst failure mode and the establishing of the corresponding performance equation are critical problems of the reliability analysis of fuzzy structural systems.
因此，最危险失效模式的识别及对应极限状态方程的建立是模糊结构系统可靠性分析的关键问题。
A vibration failure mode of structural system was presented according to engineering design criterion. The safety margin equation of the vibration failure mode was developed.
从工程上常用的振动设计准则出发，定义了振动问题的破坏模式，给出了以结构自振频率和外载频率为基本随机变量的安全边界方程。
A vibration failure mode of structural system was presented according to engineering design criterion. The safety margin equation of the vibration failure mode was developed.
从工程上常用的振动设计准则出发，定义了振动问题的破坏模式，给出了以结构自振频率和外载频率为基本随机变量的安全边界方程。
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