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中文摘要：
介绍了基于偏序关系的偏序决策表，研究了偏序决策表各条件分类和决策分类集合之间的关系。提出了从各分类中计算偏序决策表核及属性约简方法，通过实例，验证了这些方法的有效性。
英文摘要：
A partial order decision table based on partial order relation was introduced. The relationship between conditional equivalence classes and decision equivalence classes was studied in a partial order decision table, and methods of core and attribute reduction were expatiated from these classes. Finally, an example was given to illustrate the efficiency of these methods.
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