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利用ADO访问Access的例子，适合于学习和借鉴，感谢原作者。-Access Access using ADO examples suited to learn from, thanks to original author.

说明：  用于计算不同厚度的矩形波导的有效折射率，便于优化波导结构(for the calculation of the effective refractive index of different thickness of rectangular waveguide,which is convenient for the optimization of waveguide structure)

hello everyday, That is Visual C++ black and white chess source code. Please enjoy it.-hello everyday. That is Visual C black and white chess source cod e. Please enjoy it.

此为数字逻辑书上的答案，应该很多同学都需要吧，关于数字逻辑(This is the answer books, digital logic, it should be a lot of students need it, on the digital logic)

AR程序设计4，扫描图片可以出现三维模型，并操作(AR programming 4, scanning pictures can appear three-dimensional model, and operation)

说明：  g7221c的编解码库可以用来编解码，好用(g7221c decode and encode sample)

stm32f407+usb3300-实现大容量u盘读写(stm32f407+usb3300-Large capacity reader)

说明：  数字语音处理中，通过自相关法求lpc系数(Calculating LPC coefficient by autocorrelation method)

scheduling machine using matlab

Flash氏量易拉罐+烟雾效果，比较搞笑的效果，易拉罐也会抽烟哦，烟雾效果用的比较频繁，推荐给大家。