cooperative-relay-system

子类方法不可比父类方法抛出更多的例外。子类抛出的例外或者与父类抛出的例外一致，或者是父类抛出例外的子类型。或者子类型不抛出例外。(Class methods are not comparable to the parent class method throws more exceptions. The subclass thrown exception or thrown with the parent class exceptions, or the parent class throw exception sub type. Do not throw exceptions or sub type. )

使用C++实现的小程序。计时器单位转换。输入为整型数单位为秒，输出格式为DDD：HH：MM：SS的时间。华为机试。(Use C++ achieve applet. Timer unit conversion. Enter an integer number of seconds, the output format is DDD: HH: MM: SS time. Huawei machine again.)

本书为清华大学温诗铸院士的一本弹流润滑专著，很权威。(This book is an academician of EHL,written by Shi-Zhu Wen a monograph in Tsinghua University.it is authoritative.)

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.)

华为lite os 说明文档，帮助开发 IOT(this is huawei lite os for IOT doc)

Professional C# (2nd Edition)的中文版本 精通c#的权威书籍(Professional C# (2nd Edition) proficient in the Chinese version of c# Authoritative books)

说明：  python 关于深度学习以及Imageai的一些资料(Python deep learning and other file about the Imageai)

一个比较好的ppt模板，程序员汇报的时候可以使用(A good ppt templates, programmers can use when reporting)

VB书籍 推荐之作 力顶 有需要的速度下载(VB)

说明：  初学者学习Fortran的课件，蛮有用的(Fortran for beginners learning courseware, giving a pleasing use)