相对于纸质文件,电子文件的逻辑结构要复杂得多,这给电子文件的管理带来了挑战,留下了诸多问题有待解决。纸质文件的逻辑结构比较简单,比如,公文一般有标题、内容、收文单位、发文单位、发文 Compared with paper documents, the logical structure of electronic documents is much more complex, which poses challenges to the management of electronic documents, leaving many problems to be solved. The logical structure of paper documents is relatively simple, for example, the official document generally have the title, content, receipt unit, issued by the unit, issued a document