The technology of software reengineering extracts the useful information from Legacy System to re-manufacture the software. It not only reduces the system development cost but also can satisfy the requirement for according the variable market.

• 软件再工程(Reengineering)技术,是由原有的系统中获取有用的信息进行软件的再造,不仅降低了系统的开发成本,又继承了遗留系统(Legacy System)的有用信息,而且能根据企业市场的需求而变动。