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。
Based on the concepts of randomness and fuzziness, a fuzzy reliability analysis method of probability density function equivalent is proposed in this article.
考虑到混凝土碳化的随机性，提出了混凝土碳化寿命的概率分析方法。
Considering the randomness of concrete carbonation, the paper put forward a probability analysis method of concrete carbonation span-life.
蜂窝移动通信是现代通信的主流，但是这种通信系统的随机性很大，用通常的方法去估计它的通信系统的优劣是十分困难的。
The Cellular Mobile communication is Modern communications mainstream, but this communication systems has much randomicity, estimating this communication systems with the usual method is difficult.
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