Because business items are highly de-normalized and document centric, straight transformation from business items to a LDM without careful design and normalization could produce a poor LDM.

由于业务项高度不规范并以文档为中心，如果未经严谨设计和规范化，从业务项到LDM的简单转换将导致糟糕的LDM。

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We also use DJs for batch processing, normalization, and transformation.

我们还用DJs来做批处理、格式化及转换。

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The logic framework structured design is consisted of theory analysis of function dependency, relation normalization, transformation from E-R model to relation model and data model normalization.

逻辑结构设计包括函数依赖和关系规范化的理论分析、E - R模型向关系模型的转换和数据模式规范化。

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