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2009年11月9日

Data Flow Diagrams Tutorial [转]
摘要： Data flow diagrams can be used to provide a clear representation of any business function. The technique starts with an overall picture of the business and continues by analyzing each of the functiona... 阅读全文
posted @ 2009-11-09 10:54 Waver 阅读(468) 评论(0) 推荐(0) 编辑