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北大青鸟accpPPt3.0test课件(Beida Jade Bird accpPPt3.0test Courseware)

说明：  STM32F103C8T6软件升级IAP的Bootloader文件实测可用(STM32F103C8T6 Software Upgrade IAP Bootloader File is available)

程序由C++编写，贪吃蛇程序，经运行无误，贪吃蛇长度无限制……(C++ written Snake program, run correctly, Snake length unlimited ...)

一种窄带干扰抑制的非线性自适应预测滤波算法！-a narrowband interference suppression filter nonlinear adaptive prediction algorithm!

说明：  Test the picture of Lena.

说明：  LCR测试70 多年来，泰克旗下的吉时利公司一直致力于设计、制造和销售先进的电气测试仪器和系统，以满足电子制造商在高性能生产测试、过程监控、产品研发方面的特殊需求。(LCR meter measureKeithley Products and Application Insights Help Engineers Innovate. For more than 70 years, Keithley, a Tektronix company, has been designing, manufacturing and marketing advanced electrical test instruments and systems for the specialized needs of electronics manufacturers in high performance production testing, process monitoring, product development and research.)

实现二叉树的基本功能，包括前序遍历，中序遍历，后序遍历，层次遍历-To achieve the basic functions of a binary tree, including the pre-order traversal, inorder traversal, postorder, level traversal

当你输入要输出的阶数时，会相应的得到从1开始输出的顺时针的数(When you enter the order number to be output, it will be a corresponding output starts from a number of clockwise)

对于自学者很有用的，大家可以尝试去学习。(it is very improtant.)

VC系统下,地球坐标转换的源代码,在WGS-84坐标和北京54坐标之间的一套转换参数,可以全国通用的，在每个地方会不一样，因为它们是两个不同的椭球基准。-VC system, the Earth coordinates conversion source code, the WGS-84 coordinates and coordinate between Beijing 54 set conversion parameters can be nationwide, in every place to be different, because they are two different ellipsoid benchmarks.