上海市郊排灌系统经过多年的发展,已具有相当的规模,拥有大量的资料、信息,这些资料、信息涉及面广、数量庞大、变动较为频繁,人工处理工作量巨大,并且在急用时,查找、搜寻、计算起来难度很大。而运用计算机技术,就能动态地、有组织地存储大量信息,并使它们之间相互关联,信息共享,在需要的时候,能快速、准确调出,并加以分类、汇总、统计、运算、分析。大大提高了信息处理的 After many years of development, the suburban irrigation and drainage system in Shanghai has become quite large in scale with a lot of information and information. These information and information cover a wide range of areas with a large number of changes and frequent changes. The workload of manual processing is huge and, in times of emergency, Search, calculated very difficult. The use of computer technology, you can dynamically and organizedly store a large number of information, and make them interrelated, information sharing, when needed, quickly and accurately transferred out, and to be classified, summary, statistics, computing, analysis. Greatly improved information processing