算术，哥伦布，在 c + + 中的 expgolomb 执行

ANSI input 5p1 implementation example

说明：  C51控制AD9833实现程控波形发生器，在keil5上即刻运行(C51 Controls AD9833 to Realize Programmable Waveform Generator)

基于MFC编写的简单计算器Visual C++程序(Write a simple calculator based on MFC Visual C++ program)

画Bezier曲线的对话框,基于VC++程序开发，运行正确，图像直观(draw bezier)

原工程为pdftotext但在使用时候发现很难使用,于是自己整理了一下,最终生成的文件为动态链接库p2t.dll里通这个导出函数,直接把PDF转化成文本文件,留着自己用的,现在传上来分享一下.(Original works of pdftotext but found it difficult to use in the use of time, so he tidied, the resulting file is a dynamic link library p2t.dll li through the export function, directly to the PDF into text files, keep their own use, Now pass up share.)

matlab 计算框架结构模态，频域法计算(matlab calculate frame mode, frequency-domain method to calculate)

声波波动方程数值模拟，时间2阶空间12阶，PML吸收边界条件，及组合地震照明程序，对地震初学者有很大帮助(Numerical simulation of acoustic wave equation, time, second-order space 12 order, PML absorbing boundary conditions, and a combination of earthquake lighting program, the earthquake of great help for beginners)

C++/C编程指南丛书---高质量编程 看过后大受启发 (C++/C Programming Guide--- Series of high-quality programming large inspired after reading)

keil软件开发，基于89c52单片机的pwm控制直流电机，通过4*4按键设置pwm值，并且在1620上显示出pwm的值。(Keil software development, 89C52 MCU PWM control of DC motor based on PWM by setting 4*4 key values, and in the 1620 shows the value of pwm. )

说明：  孙鑫MFC视频教程的源码和PPT，与视频教材同步，适合MFC初学者(MFC)