bandpass-filter

计数一个字符串中所有字符出现的频数，并全部输出(Count the number of frequency of all the characters in a string appears, and all output)

非常经典的C++程序，十分实用对于练习程序来说。(good programme)

说明：  GPS导航系统，控制台程序，内附操作说明(GPS navigation systems, operating instructions included)

爱尔兰B公式的计算器，可以给定任意a，s，B中的2个，计算另一个，MFC(Ireland B formula calculator, you can determine the arbitrary a, s, B in two, another calculation, MFC)

说明：  实验题目：5.1 基于顺序栈的括号匹配程序设计验证 一、实验目的 1. 掌握栈的顺序存储结构； 2. 掌握栈的操作特性； 3. 掌握基于顺序栈的基本操作的实现方法。 二、实验内容 1. 实现顺序栈的成员函数； 2. 基于顺序栈的括号匹配程序设计验证。 实验题目：5.2 基于链式栈的表达式的计算程序设计验证 一、实验目的 1. 掌握栈的链式存储结构； 2. 掌握栈的操作特性； 3. 掌握基于链式栈的基本操作的实现方法。 二、实验内容 1. 实现链式栈的成员函数； 2. 基于链式栈的表达式的计算程序设计。 (Experiment Title: 5.1 Based on the order of the stack in parentheses matching program design verification 1, experimental purposes 1. To master the order of the stack storage structure 2. Master stack operating characteristic 3. To master the basic operation of stack based on the order of the realization method. Second, experimental content 1. To achieve the order of the stack member function 2. Based on the order of the stack in parentheses matching program design verification. Experiment Title: 5.2 Based on the expression stack chain calculation program design verification 1, experimental purposes 1. Master stack chain storage structure 2. Master stack operating characteristic 3. To master the basic operation of stack-based chain implementations. Second, experimental content 1. To achieve chain stack member function 2. Based on the calculation of the expression stack chain programming)

这是用VB写的数控G代码读取，编译，并显示。给做数控系统的朋友做参考。(It is written in VB CNC G-code read, compile, and displayed. CNC system to make a friend for reference.)

vb做的写字板小程序，对于初学VB的学生有一定用处。(WordPad applet vb do have some use for the beginner VB students.)

统计字母出现的频率，统计英文文章相应字母出现概率(Statistics the frequency of occurrence of English letters, the letters corresponding to probability statistics)

sar图像去噪的几种新的方法，有PMUSIC 校正前和校正后的比较，小波包分析提取振动信号中的特征频率。( Several new methods sar image denoising, A relatively before correction and after correction PMUSIC, Wavelet packet analysis to extract vibration signal characteristic frequency.)

进程调度是处理机管理的核心内容,本实验要求用C语言编写和调试一个简单的进程调度程序(Process scheduling is the core content of the processor management, this experiment requirement written in C language and debugging process scheduling is a simple procedure)