上传者: liliang497
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上传时间: 2019-12-21 20:08:36
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文件大小: 35KB
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文件类型: gif
The attributes in each entity type (identify it as single-valued/multi-valued, derived, simple/composite, etc). Leave the attributes out of the diagram. Instead, list each entity in a textual form, and beneath each one, list its attributes.