Simple, understandable code is easier to debug, improve, and maintain than complex, heavily optimized code.

与复杂的、经过大量优化的代码相比，易于理解的简单代码更加易于调试、优化和维护。

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This paper explicates that applying DEBUG program can effect hard dish backup and recover of information system; applying the recover method can improve security of micro computer system.

阐述了应用DEBUG系统程序对硬盘系统区信息备份与恢复的方法，应用该方法可提高微机系统安全。

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