是对编译器预处理的模拟实现，运行环境vc++，功能去除程序中多余空格和注释-Is a pre-simulation to achieve the compiler, operating environment, vc++, function to remove extra spaces and comments procedure

linux的学习资料,很好的帮助同学们了解linux的相关知识-Linux learning materials, very good to help students understand the relevant knowledge of Linux

运用Matlab对语音文件进行预处理，预加重，滤波，去噪等处理-Using Matlab to a voice file preprocessing, pre-emphasis, filtering, denoising processing, etc