Knowledge of Finance and Accounting software, including in-depth knowledge of database development and maintenance?
对金融会计软件有一定的了解，熟悉数据库的开发和维护方面的知识？
As a design recovery and knowledge abstracting process, reverse engineering is a efficient means to assembly legacy system in software maintenance.
逆向工程是一个设计恢复、知识抽象的过程，是软件维护过程中对遗留系统分析理解的有效手段。
For software maintenance, because it is a long-term problem of unpredictable, this paper expounded in relevant theoretical knowledge.
至于软件维护，由于它是一个长期的不可预料的问题，本文中只阐述了相关理论知识。
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