It discusses the relevant concepts and usual types of common mode faults, and presents the methods for calculating the probability of common mode fault to occur.

论述了共模故障的有关概念和常见的共模故障类型，并给出了计算共模故障发生概率的方法。

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Based on the concepts of randomness and fuzziness, a fuzzy reliability analysis method of probability density function equivalent is proposed in this article.

依据随机性和模糊性的基本概念，提出了当量概率密度函数的模糊可靠性分析方法。

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Using the concepts of subordinate degree and fuzzy probability in fuzzy mathematics, the fuzzy multifactorial evaluation of 10 Pleurotus strains was carried out in our study.

应用模糊数学中隶属度和模糊概率概念，对10个侧耳菌株进行了模糊综合评价。

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He added that he wanted to see a greater emphasis on logical and mathematical thinking, and that he would like to see algebraic concepts and the beginnings of probability introduced and developed throughout the primary school.

BBC: Primary maths plan threatens 'too much too soon'