STL

计算器，可进行四则运算，并且有符号位，退格，以及小数点。(Calculator, can be carried out in four operations, and the sign bit, backspace, and decimal point.)

说明：  哈尔滨工业大学,visual basic,编程课件，第2章(Harbin University of Technology, Visual Basic, Programming Courseware, Chapter 1)

主要计算声学里的 A计权中各频率点的修正值，自动计算得出修正值。(It mainly calculates the A weight of the acoustics, the correction value of each frequency point, and automatically calculates the correction value.)

很方便的调试软件，平时使用很多，收藏工具之一(Very convenient debugging software, usually used a lot, one of the collection tools)

經驗模態分解(Empirical mode decomposition)的C++ CODE(Empirical mode decomposition of C++ CODE)

事故树分析软件，虽然不算是源码，但是它的功能还是很好的，而且网络上也比较流传的。对从事安全相关工作的人事有用。(Fault tree analysis software, although not a source, but its function is still very good, but the network also circulating. Engaged in security-related personnel useful work.)

说明：  使用 C++在画布上实现城市的雨夜动态效果图。(Realizing the Dynamic Effect Map of Rain Night in the City)

MFC实现一个好玩的 号码快速变化 再停止的抽奖程序(MFC implements a fun number to stop the fast-changing lottery process again)

一种有效的哈希算法。。一种有效的哈希算法。。(a kind of effective hashing algorithm)

谭浩强c++课件第五章 是一个很好的C++学习课件 值得拥有(Hemopurification c++ courseware fifth chapter is a good learning courseware deserve C++)