Microsoft Visio 是微软公司生产的一个强大的图形设计软件，专门用于绘制比如数据库设计图、流程示意图、系统结构图的图形设计软件。如同其OFFICE系列软件一样，有着强大而繁多的功能，在程序和工程设计中被广泛的应用。-Microsoft Visio, Microsoft produced a powerful graphic design software, such as devoted to mapping database design, process diagram, the system structure of the graphics design software. Like its OFFICE Series software, which has a strong range of functions, procedures and engineering design was widely used.