用翻译软件翻译的就谢绝了，主要是这个需要利用到摘要里，只要没有离谱的语法错误就可以……谢谢了


论坛系统 BBS(Bullitin Board System)是互联网上非常热门的交流系统，网上论坛提供一个信息交流的空间，人们通过论坛一起讨论自己喜欢的话题，提出问题或者回答问题。用户可以在论坛中发表对某个问题的看法阐述自己的观点，跟别人讨论对某个问题的看法，在Internet的发展中，论坛无疑是一个飞跃。
论文主要描述在网上利用论坛系统进行旧书交流，实现网上旧书的谈论以及交易。用户只需在本论坛注册账户完成登陆，就可以在各个板块发布书籍的各种信息让网上关注书籍的朋友参阅，用户还可以对个人信息可以进行人性化的修饰和修改。论坛内置管理员，管理员可以通过后台管理用户和帖子，实现修改和删除的功能。
本系统的设计基于HTML语言，采用c#语言组作为后台编程语言，Microsoft visual studio.NET 2005 作为开发工具，以IIS为服务平台，实现系统整体的构建，利用asp.net 技术实现动态网页的制作，确保系统的安全和易于维护的优点。后台数据库使用SQL SERVER 管理整个系统的后台数据。本论坛界面简洁明了，操作方便，人性化的设计可以让用户的使用非常便捷。

Bullitin Board System is one of the most popular online communication systems in the modern world. It provides a good platform for people to discuss their question, ask about any interesting topic and reply the question. People can have their own opinion on their interests and have a small conversion with others.
Adoubtlessly, it is really commemorable indeed in the develpment of Internet technology.

This article mainly explains that how to use the BBS for exchange and acadmic discussion of book resource. Any user is freely to give out any information about their book for others bu a simple regristeration. They can also custoize their own personal deatails. In addition, administrators of this BBS can organize and control the action such as delete and vary the content of message with background process.

The frame of this system is based on the HTML language and the background programming language is c# ones. Microsoft visual studio.NET 2005 for tools and IIS is used as a server for the unitary construction for whole system. SQL SERVER is chosen for the management of background data and applications. Totally, such a system is so easy to ues due to its highly humanistic and convenient design.

最后一段话，由于专业词汇不足，尚请各位前辈指出错误之处，谢谢~另外，其他地方，若有更好的词汇补充，也请留言指明~