在本文中，我从文档对象模型的角度分析web页面的结构：检查子节点和父节点，以及向现有文档添加并编辑节点。

In this article, I look at the structure of a Web page from a document Object Model point of view, examining children and parents and adding nodes to and editing nodes within an existing document.

youdao

再次，依据对文档对象分类的讨论，分析了文档对象之间具有依赖于产品结构层次的逻辑关联关系，并建立了文档对象模型；

Thirdly, the inherent logic relationships relying on the product structure between document objects is proposed, and a concept-entity model of document objects is set up.

youdao

再次，依据对文档对象分类的讨论，分析了文档对象之间具有依赖于产品结构层次的逻辑关联关系，并建立了文档对象模型；

Thirdly, the inherent logic relationships relying on the product structure between document objects is proposed, and a concept-entity model of document objects is set up.

youdao