说明： 从20世纪80年代初发达国家提出建立“计算机化企业”，到90年末大批企业计算机信息网络建设成功，说明企业对信息资源的开发利用发展到了高级阶段。 (From the 20th century to the early 80s developed a computerized enterprises , to 90 at the end a large number of computer information network construction business success that business-to-information resources development and utilization of the advanced stage of development.)
