Attribute classes can be modeled in a manner similar to any other class, and they have a generalization relationship with a System.Attribute.

属性类建模的方式类似于任何其他的类，并且它们和System . Attribute有泛化关系。

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To address that issue, remove the extraneous generalization relationship, save and compress the profile to remove older broken profile versions.

要处理那个问题，清除无关的普遍化关系，保存并压缩这个概要文件，从而清除旧的已损坏概要文件版本。

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To model inheritance, use the generalization relationship provided by the UML modeling palette, which is drawn from the inherited class to the base class.

要建模继承，可以利用由uml建模面板提供的一般化关系，它是从继承类到基础类而绘制出来的。

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