随着现代科学技术的飞速发展，电子计算机大规模地运用于办公自动化方面，随之而产生的电子文件数量剧增，它与纸质文件一样，同时成为当代知识与信息存储、交流、传播的主要媒体。办公自动化是利用先进的科学技术，不断使人的办公业务活动物化于人以外的各种设备中，并由这些 With the rapid development of modern science and technology, the large-scale use of electronic computers in office automation has led to a dramatic increase in the number of electronic documents. Like electronic documents, paper-based electronic documents have become the storage, exchange and dissemination of contemporary knowledge and information Major media Office automation is the use of advanced science and technology, constantly making people’s office business activities in a variety of equipment outside of people, and by these