介绍了用MATLAB6.1符号数学工具箱实现控制系统分析的一个通用算法。

A general algorithm for control system analysis by using MATLAB6.1 Symbolic Math Toolbox is introduced.

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该方法利用了MAT - LAB软件中的符号数学工具箱、控制系统工具箱和优化设计工具箱，使设计简单、快捷，提高了编程效率。

By using the symbolic mathematics tools, control system tools and optimisation design tools in MATLAB software, it make the design ease and last. The efficiency of programming is enhanced.

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布莱叶还为数学和音乐研制了一种符号系统。

Braille worked out a system of marks for mathematics and music.

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