该系统主要分为两部分：读者部分和管理部分。为了方便读者查找自己感兴趣的主题进行阅读，要将图书按照内容进行分类。读者可以按照类别进行查找，逐级浏览。-The system comprises two major components: readers and administrative areas. For the convenience of readers find their own topics of interest to read, in accordance with the contents of the book to classify. Readers can find in accordance with the category, level browser.