If you create a directory (folder) on your computer for every client, you can keep all letters, documents and work for that client in one easy-to-find place, just like your paper file folder.

您可以在电脑上为每个客户建立一个单独的文件夹，这样就可以将该客户的信函、文档、工作记录全都放在该文件夹下，就像放在一个纸文件夹中一样，查找起来方便多了。

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This paper introduces the structure of PDF documents, and shows the procedures for file parsing and text extraction from the parsed content streams.

介绍了PDF的文件结构，在此基础上，给出了PD F文件的解析流程，以及从解析后的内容流中提取文本内容的方法。

youdao

This paper introduces the structure of PDF documents, and shows the procedures for file parsing and text extraction from the parsed content streams.

介绍了PDF的文件结构，在此基础上，给出了PD F文件的解析流程，以及从解析后的内容流中提取文本内容的方法。

youdao