apo4

三维极坐标绘图函数，将三维直角坐标系下的绘图转变为三维极坐标绘图(Three-dimensional polar coordinate drawing function, the three-dimensional Cartesian coordinates of the system into a three-dimensional polar coordinates)

立体视觉方面的介绍和推导PPT，有助于初学者理解掌握多视几何(Introduction and derivation of three-dimensional visual PPT, help beginners understand the multi view geometry)

C语言编写的俄罗斯方块游戏，通过编译，能够运行。(C language Tetris game, compile, can run.)

进行供热管网水力计算，输入相关参数得出水力计算的数据(Hydraulic calculation of heating pipe network)

说明：  ＬＤＰＣ　编码算法　　基于LU的校验矩阵编码方法(LDPC coding algorithm based on LU checksum matrix encoding method)

说明：  广义解调时频分析方法在调制信号处理中的应用-杨宇(Generalized demodulation time-frequency analysis methods in the modulation signal processing applications- Yang)

极客班C++算法原理与实践课件和源码-侯捷 1、算法入门与编程风格 2、链表 3、二分搜索与排序数组 4、二叉树与分治算法 5、栈与队列(Geek class C++ algorithm principle and practice of courseware and source code Hou Jie 1, algorithm introduction and programming style 2, chain list 3 and two points search and sort array 4, two fork tree and divide and conquer algorithm 5, stack and queue)

说明：  小日历窗口，如果日历窗口按照选择日期！ 小日历窗口，如果日历窗口按照选择日期！(Small calendar window, if the calendar window according to the selected date! Small calendar window, if the calendar window according to the selected date!)

OPC DA Server 2.0的实现，实现了异步及订阅的方式(The implementation of OPC DA Server 2 implements asynchronous and subscription methods)

锁定显示器时自动关闭计算机屏幕，节约能源(Automatic shutdown the computer lock screen display, energy saving)