The membership function expressions of the Fuzzy-random event of structural safety are obtained by using the basic operative law of the Fuzzy sets.
运用模糊集合基本运算法则，获得结构安全这一模糊随机事件的隶属度表达式；
There is a large amoant of fuzziness in the analysis of pin-jet concrete timbering structure. The pin-jet concrete timbering structure failure is a fuzzy-random event.
锚喷支护结构分析中存在很大的模糊性，支护结构的失效是一个模糊随机事件。
The mathematical models of probability of random event and fuzzy random event should be taken to analyze the reliability of a structure for these two kinds of limit state.
对这两种极限状态，应分别采用随机事件和模糊随机事件概率的数学模型进行其可靠度分析。
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