近年来,随着电子计算机的广泛应用、电子文件的大量产生、信息高速公路的建成使用,为缩小档案保存空间,快捷传递交流信息,搞好信息服务,实现信息共享,无疑给人们的工作和生活带来了极大的方便。正当人们张开双臂兴高采烈迎接信息电子化时代的到来时,不料想,从远处的天空飘来了几片乌云,发出了一串与这明媚的春天不协调的音 In recent years, with the widespread application of electronic computers, the mass production of electronic documents and the construction and use of information superhighways have undoubtedly provided people with the job of reducing file storage space, exchanging information quickly, improving information services and sharing information. Life has brought great convenience. As people open their arms to ebullience to meet the arrival of the era of information electronic, unexpectedly, floated from afar sky a few dark clouds, issued a string of unpleasant sound with this bright spring