用数据库搜索来检索结构化且严格匹配的数据十分管用，但这需要对查询结构和数据模型十分熟悉和了解才行。
Database search is great to retrieve structured and exactly matched data, but it requires highly specialized knowledge on query construction and data model familiarity.
每篇文章都提供结构化数据，可以方便地与其他数据源匹配和组合。
And every one of those articles is coupled with structured data that makes it easy to mix and match with other data sources.
还了解了SPARQL如何在可选和可替换匹配的帮助下，让您了解真实的rdf图的半结构化特性。
You've seen how SPARQL allows you to approach the semi-structured nature of real-world RDF graphs, with the aid of optional and alternative matches.
利用域的概念和模板匹配的原理，引入域关系表达式及其扩展表达式来实现结构化数据到XML数据的语义映射。
Using the concept of domain and the principle of template matching, the domain-relationship expression and its extension are developed to realize the semantic mapping from structured data to XML data.
这篇论文主要讨论了基于结构化联接的XML查询模式匹配的相关关键技术。
This dissertation discusses the key technology of XML query pattern matching based on structural joins.
针对这些结构化问题难以检索的现状，本文提出了一个面向结构化问题的供需匹配方法，并在一个战略研究支持系统通过结构化检索实现这种方法。
For these structural problems' hard retrieval, a supply-demand matching method for structural problems is presented in this thesis and it is realized in the strategic study support system.
把所有匹配的元素用其他元素的结构化标记包装起来。
Wrap all matched elements with a structure of other elements.
把所有匹配的元素用其他元素的结构化标记包装起来。
Wrap all matched elements with a structure of other elements.
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