Form1

用C#调用Office组件实现了学生成绩单打印的功能(In c# call Office components realized the student transcript print function )

驱动源码，windows2k/xp能够读写端口(driver source code, can read and write ports windows2k/xp)

说明：  今天给大家带来使用文本文件作为数据源的 ComboBox中国城市三级联动的代码。 1.地区库更新非常方便，不会影响到其他功能（区划代码是唯一的）。 2.文本文件读取来速度很快。(n the past, I used VB6 to write an example of three-level linkage of ComboBox in Chinese cities, using MDB database. A few years ago, the code, the regional database is not the latest. Today we bring you the code of ComboBox, which uses text files as data sources, for three-level linkage of Chinese cities. 1. The regionalization library updates are very convenient and will not affect other functions (regionalization code is the only one). 2. Text files are read very fast.)

100 MHz Dual-Channel Oscilloscope PM3267/PM3267U

matlab程序程序，用于求网络节点及边介数。(Network node and edge betweenness program)

２Ｄ非连续性力学分析,巴黎六大硕士课题,可以下载 不错的(2 d non continuity mechanics analysis, six master s project in Paris, you can download the good)

Lunar Navigation Architecture Design Considerations

说明：  STC15W4K48S4串口打印程序,利用硬件串口..(use; utilize; make use of; take advantage of)

C#编写的虚拟键盘，不抢占焦点，可悬浮在其他程序之上输入(The virtual keyboard written in C# does not preempt the focus, but can be suspended over other programs for input.)

Mamul for connecting 840D SL system by OPC