意外地删除一个对象，然后用一个类似的对象替换它，将导致企业模型不可接受的差异。
Deleting an object accidentally and then replacing it with a similar object will lead to unacceptable differences of the enterprise models.
您必须要确保一个服务组件对其他组件不存在不可接受的依赖项并删除所有依赖项。
You must ensure there are no unacceptable dependencies of one service component for other components and remove all redundancies.
用以前的方法修改或者删除HTML元素几乎不可能，因为缺少任何结构。
Modifying or removing HTML elements in the earlier approach was almost impossible because of the lack of any structure.
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