程序主要是实现强噪音环境下的语音端点检测，首先通过谱减法对原始语音进行去噪，接着采用端点检测算法实现强噪音环境下的语音端点检测。-Program is to achieve strong noise environment speech endpoint detection, first by spectral subtraction on the original speech denoising, endpoint detection algorithm then uses strong noise environment speech endpoint detection.