XML多值依赖的推理规则集问题是解决XML数据依赖的蕴涵问题的基础，是XML规范化理论的关键问题之一。

The problem of inference rules for multivalued dependency is the key to solve implication problem between dependencies in XML and the key problem of XML normalization theory.

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第二个层面，分析传闻证据的形成过程，探究传闻证据的内在属性、类别、传闻证据规则的内容以及其中蕴涵的法律理念。

The second level, will analyze the formation process of the hearsay evidence , probe into the inside attribute, category, the contents of the hearsay evidence rule and law principle in them .

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传统的关联规则是形如a B反映正项目之间关联关系的蕴涵式，它无法反映出数据之间隐藏的负关联关系。

The traditional association rule is an expression as a Bwhich reflects the relation among positive items. But which can't reflect the negative association hidden in data.

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