This paper firstly introduces the theory of normalization and denormalization in logical design of database.
文
首先论述了数据库逻辑设计
系规范化与反规范化问题。
;
，化;性;This paper firstly introduces the theory of normalization and denormalization in logical design of database.
文首先论述了数据库逻辑设计系规范化与反规范化问题。
Results The contents of loganin and morroniside was higher than 98% by normalization method of HPLC.
结果所得马钱苷和莫诺苷用归一化法
，质分数均大于98%。
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