Adopting algorithm of random event 'conditional probability and introducing condition association coefficient of failure mode can reflect failure dependence of structure.
采用随机事件的条件概率的运算法则，引入失效模式间的条件关联系数来反映结构之间的失效相关性。
2
Random redistribution and form coefficient conversion are further conducted, bringing forth a continuous and complete grain size distribution curve.
通过随机再分布和采用形状系数转换法，得出一条连续而完整的粒度分布曲线。
3
The model with random tube net structure is used to analyses the penetrating coefficient of soil theoretically.