最经典的数据库高级教材 数据库概念（第4版）实验 用于数据库学习和实验 强烈推荐...

海康产品测试过支持的备份设备:一些测试过的备份设备的型号.rar-Haikang Products tested to support the backup device: Some of the backup device tested models. Rar

此类可用于转换使用ABCPDF或EasySW Web服务的HTML文档或网页。它可以与这些服务进行通信，以告诉给一个给定的URL转换为PDF。它还可以通过为它服务的把它当作当前脚本URL的参数远程网页转换为本地HTML文件。转换的PDF文件可以存储为一个本地文件或送达的下载。

MCS-51与数码显示器和键盘的接口，一个原理PPT文件-MCS-51 with digital display and keypad interface, a principle of PPT files

Original ipmsg protocol specification is written in Japanese. This document was translated by Mr.Kanazawa.-Original protocol specification is ipmsg written in Japanese. This document was transla ted by Mr.Kanazawa.

采样率小于一个连续时间信号最大频率的2倍时就叫undersampling，欠采样，根据抽样定理，当fs>=2fmax，也就是oversampling，过采样时，数字信号才能重建成原来的模拟信号，欠采样重建会发生混叠-Sampling rate of a continuous-time signal is less than the maximum frequency of 2 times is called undersampling, bandpass sampling, according to sampling theorem, when fs

编写无错C程序秘诀。使你更快的学习C编程-prepared no mistake C program secret. So the faster you learn C Programming

随机生辰欧拉图，通过深度优先遍历来求欧拉回路-Random birthday Euler diagram, depth-first traversal through the pursuit of Euler circuit

这是一个matlab应用的论文和源代码，拿来和大家共享，希望有用得着的！-This is a Matlab Application papers and source code, and used to share the hope that a worthwhile!

一个经典的小程序 蛇吃虫 很有意思 C语言-a classic small snake eat worms procedures very interesting C language

零耗时低频宽脉冲软PWM信号控制C51演示程序-zero time-consuming low-bandwidth pulses soft PWM control signal C51 Demonstration Program