查询词典 initial a document

Keywords can be considered as a set of words which are important and subject correlated cohesively in a document. Therefore, an automatic keyword extraction method based on density clustering is proposed in this paper. Web pages are segmented, and the words are clustered based on their co-occurrence. Co-occurrence relations between words are analyzed, and keywords that capture the main topics of the document are extracted.

由于关键词是文章中较重要且主题关联较凝聚的词的集合，因此提出一种基于密度聚类模式的中文新闻网页关键词提取方法，根据词语之间的共现信息，对网页分词后的词语进行聚类，在分析词语关联度的基础上提取出反映新闻主题的关键词。

This article introduces the construction and using methods of PDF document which is a universal and constringent document format and withholds the letterforms ,formats,colors and figures of source file whether constructing the application procedures and flat roof of source file.

介绍了PDF文档的创建和使用方法。 PDF是一种通用、压缩文件格式，无论创建源文档的应用程序和平台如何，PDF均保留源文件的字体、格式、颜色和图形。

Features Include:-Intelligent Voice Dictation with rapid correction ability -Document Player that can convert any document into audible files for later playback -Default and Creatable Voice Shortcuts that run programs, open documents or lead to Websites at your Command -Audible Announcement of OS messages -Multiple Voices to choose from -Continuous Evolution: Constant free updates to registered users.

功能包括：智能语音听写与迅速纠正的能力，文件播放器，可以转换成任何文件声音文件供以后播放，违约和Creatable语音快捷的运行程序，打开文件或导致网站在您的命令声短片的OS邮件，多选择的声音从连续进化：免费的恒定更新的注册用户。

Among n web pages, access probability increment will decrease from the first web page to nth web page. Web pages above n will be accessed less frequently then ever. We analysed a Web server log and two proxy server logs. Analysis mainly focus on Web page request distribution, Web static document size distribution, Web static document access distance distribution, Web static doment access intertime distribution.

对一个典型的Web服务器和两个代理服务器的日志进行了分析，并将Web页面请求分布、Web静态文档大小的分布、Web静态文档的访问距离的分布、Web静态文档访问间隔时间分布同既有文献的结果进行了对比，有些结论是相同的，有些不同，可以视为我国WWW访问所特有的访问特性。

The potential text margin in the perspective document image is a convex quadrilateral and in the oringinal document is a rectangle.The relation between the convex quadrilateral and the rectangle was used to determine a homographic matrix.

由于目前的字符识别技术大多只能处理近似无变形的文本图像，这就需要将透视变形的文本图像校正为近似无变形的原文本图像的正视图，得到现有字符识别技术能够处理的文本图像。

Interlibrary loan is the most basic and direct way to realize the snaring of library document information resources, and is also the major objective of document resources sharing.

馆际互借是实现图书馆文献信息资源共享的最基本、最直接的手段，也是文献资源共建共享的主要目的。

The Development of Document Delivery Service Modern document delivery, under the supports of the development of information technology, was evolving from and superior to the traditional interlibrary loan.

文献传递服务的产生和发展现代意义的文献传递是在信息技术的支撑下，从馆际互借发展而来，但是又优于馆际互借的一种服务。

Interlibrary loan '''( abbreviated ''ILL'' and in some countries called '' interloan '','' document delivery '', or '' document supply '' etc ) is a service whereby a user of one

馆际互借'''(英文缩写为''ILL''，在部分国家被称做''内部借阅''、''文献传递''或''文献支援''等等)是一位读者在一间

Interlibrary loan'''(abbreviated ''ILL'' and in some countries called ''interloan'',''document delivery'', or ''document supply'' etc) is a service whereby a user of one

馆际互借'''(英文：'''Interlibray Loan，ILL''')指读者在

Howard2005: The document was missent to another department due to an office worker's error.// The misdelivery of the document resulted from an office worker's error.

从狄更斯对社会所进行的抨击来看，他似乎总是仅仅强调精神方面的变革，而不是社会结构的变革。

Chimborazo and Cotopaxi, took me by the hand.

越过琴博腊索山和科托帕克西山。

This car is in a good condition.

这辆车的状况很好。