屏幕录像专家注册机。用的下载呀 以后无需花钱-RI Screen Recorder. After the download with no money ah

用信号发生器产生的信号，用屏幕录像专家录的声音，用频谱分析仪打开做时域频域分析时可以很好的检测出来-Signal with a signal generator, with the voice recording screen video experts, open to do with the spectrum analyzer frequency domain analysis of time-domain can be detected well

对金属熔体中粒子服从菲克第一定律反应扩散的模拟，并录像，保存格式.avi-Melt the metal particles obey Fick' s first law of reaction-diffusion simulation, and video, save format. Avi

可以实现数据曲线的光滑处理，同时还可以根据需要调节光滑程度(The program can achieve smooth data processing)