中文摘要：

装备管理工作中有不少病态信息问题与信息集合关系有关，论文通过分析研究其中的二三个典型问题：装备管理考评加分问题、装备实力核对问题和上报维修计划问题，定义了三类信息集合：主体信息集合、参照信息集合、目标信息集合，归纳了目标信息集合的四种用途：查多余记录、查缺少记录、查变化记录、查重复记录，形成了信息集合关系分析方法，并制定了检测规则，为有效解决与信息集合关系相关的病态信息问题提供了新思路。

英文摘要：

Many Poor-Quality information problems are related to information set relationship in the field of equipment manageage ment. This article analyzed three typical problems including the equipment management assessment mark adding, equipment strength checking, equipment maimenance plan reporting, defined three types of information collection including the main information set, the reference information set, the target information set, concluded four purposes of target information set including finding the redundant records, the missing records, the changed records, the duplicated records, formed the information set analysis method and made the de tection roles. This method could solve those Poor-Quality problens which related to information set relationship effectively.