（信号与系统实验GUI）本软件针对信号与系统这门课的特点，以信号分析和系统分析作为展示课程内容的主线编写而。信号分析和系统分析两个模块包含了丰富的功能可供使用者参考。-(Signal and System Experiment GUI) The software for signal and system characteristics of this course to signal analysis and system analysis as a showcase for the preparation and main course content. Signal analysis and system analysis two modules contain a wealth of features for users'　reference.