IM

同轴电缆传输特性分析，对于通信性能分析极有帮助的一个文件(COAX characteristic)

一个asp的缓存类，进去看代码一看就知道怎么用-a cache category, see code into a person would know how use.

Windows网络编程第二版补充材料,包含原代码与书中没有的NetB方面的介绍，是清华大学出版的.NET丛书里的-Network Programming Windows version of the second supplementary materials, and include the original code book not NetB the presentation, is published by the Tsinghua University. The NET Series

说明：  就是相当简单的介绍一下物流选址方面的相关问题(The brief is quite simple logistics issues related to site selection)

气象要素文件（hdf）读取详细说明，适合MATLAB初学者借鉴(Meteorological element file (hdf) read details)

采用MFC框架，输入相应函数，画出函数曲线(Draw the curves according to the function you put in.)

使用pyqt 实现windows下串口通信，包括串口选择配置，数据收发等。当然也可以加入pygraph实现波形显示，可做为上位机程序的参考(Using pyqt to achieve windows serial communication, including serial selection, configuration, data transceiver. Of course, you can also join the pygraph to achieve waveform display, can be used as a reference to the host computer program)

读取国家气象局关于柳州市6天内的天气预报(Read National Weather Service Forecast)

python standard library 中文版，非常有用(Chinese version of python standard library is very useful)

说明：  基于MATLAB的qpsk系统仿真，包括调制与解调。(QPSK system simulation based on MATLAB, including modulation and demodulation.)