While Xpath assists in consistency with recorded scripts, it has a high dependence on the structure of the web page.
尽管Xpath利用已经录的脚本，有助于保持一致性，但是它高度依赖于web页面的结构。
2
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。
3
Propose an overlap structure equalization algorithm for the pre-echo channel, which can weaken the dependence on feedforward equalizer, enhance the performance and reduce the complexity.