这是我精心研制的体彩软件,开发环境为VC6,0,想中大奖的朋友可以下载看看,-This is my research be software, development environment for VC6 0, think of the lottery friends can download and see,

声音反射的实现,文档里附有运行的图样,即声音反射的波形-The realization of the sound reflection and running pattern in the document attached, that is, sound reflection waveform