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1·Full document retrieval of all documents, no predicate.

对全部文档进行全文档检索，无谓词。

2·Third, request of the language of the document retrieval.

对文献检索语言的要求。

3·Current curriculum Document Retrieval faces new challenges.

现行的《文献检索》课教学面临着新的挑战。

4·This paper introduces a kind of document retrieval method based on knowledge.

本文介绍了一种基于知识的文献检索方法。

5·Full document retrieval of one document matching certain criteria (one predicate).

对匹配某个标准的一个文档进行全文档检索(一个谓词)。

6·Full document retrieval of documents matching certain criteria (multiple predicates).

对匹配某个标准的多个文档进行全文档检索(多个谓词)。

7·Document retrieval is a skill and method course with prominent characteristics of The Times.

文献检索课是一门时代特征很强的技能和方法课。

8·The searching engine based on XML Document Retrieval Technology is more integrated and exactitude.

基于XML技术的文档搜索引擎具有更高的全面性与精确性。

9·The paper discusses the use of patent retrieval, introduces the ways of Chinese patent document retrieval.

本文论述了专利检索的作用，介绍了检索中国专利文献的方法与途径。

10·Science and technology document retrieval system is commonly used by researchers as document retrieval tools.

科技文献检索系统是科研人员常用的文献检索工具。