软件工程是指导计算机软件开发和维护的工程学科。采用工程的概念、原理、技术和方法来开发与维护软件，把经过时间考验而证明正确的管理技术和当前能够得到的最好的技术方法结合起来，以经济地开发出高质量的软件并有效地维护它，这就是软件工程。

-Software engineering is to guide the development and maintenance of computer software engineering courses. The use of engineering concepts, principles, techniques and methods to develop and maintain software, the time-tested and proven correct and current management techniques can be the best combination of technical methods to economic development of high-quality software and effective to maintain it, which is software engineering.