20以内看图列算式

钱塘江流量，非常珍贵难得的资料，欢迎下载(Qiantang River flows, very precious rare information, please download )

收集了看雪技术论坛 2001.9.9 ～ 2002.3.20 期间的精华内容，共475余篇原创文章。 (pediy)

很好的spss教程 轻松使用spss 方差分析 因子分析 回归分析(failed to translate)

说明：  trial license file supermap application

工具说明，EDA工具的DataSheet，简单介绍及相关的参考文档(Tool Description, Data Sheet of EDA Tool, Brief Introduction and Related Reference Documents)

说明：  C++性能优化指南 (带目录高清版)，pdf版本(C ++ Performance Optimization Guide (with catalog HD version), pdf)

说明：  在AutoIt3中如何处理DLL库的教程(The AutoIt3 tutorial in how to deal with DLL)

说明：  地理信息系统原理，是一本电子书教材，希望对大家有用(The principle of geographic information system is an e-book teaching material, I hope it is useful to everyone)

说明：  介绍了一种用于心电监护的数字滤波算法，对滤波器的设计，包括滤波原理、整系数数字滤波器 的波型特征、实现方框图及10 点平均数字滤波器进行了分析，并给出心电信号的滤波效果图。实验结果表明， 该算法能有效滤除基线漂移和工频干扰，算法简单实用。(A new method for the introduction ECG digital filtering algorithm, the design of filters, including filtering principle, the whole coefficient of the wave digital filter characteristics, block diagram and realize an average 10-point digital filters are analyzed, and gives ECG filtering effect of Fig. Experimental results show that the algorithm can effectively filter out the baseline drift and power-line interference, the algorithm is simple and practical.)

QT document,it would be help for the new learner of qt.