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...

打开多个文件的例子(33KB)19fileinfo1.zip取得文件信息(4KB)20文件操作相关.zip常用的4个文件函数：检查文件是否存在； 分离文件路径等(2KB)21winpe.zip分析PE文件格式(105KB)-open multiple files example (33KB) 19fileinfo1.zip obtained the document information (4KB) 20 documents related operations. Zip four common document functions : check file exists; Separation documents path, etc. (2 KB) 21winpe.zip analysis PE file format (105KB )

s3c2440多扩展原理图包括多网口与16c550的接口电路，usb can总线

学防火墙必知的几个概念,大家看看吧，是word文档。-Firewall must learn to know a few concepts, let us look at it is the word document.

对文件进行批命名的程序 在VC。NET、XP系统下编译通过-the documents approved the naming process in the VC.NET and XP systems through compiler

Inet控件与WebBrowser控件配合使用自动登陆网络站点详解-Inet and WebBrowser controls with the use of automatic landing control Web site explain

一个100v,60W的实用的开关电源，带有恒流恒压功能-A 100v, 60W practical switching power supply with constant-current constant-voltage function

EFWQTGFUW WAVSGFN W GMNERAGN ER OAGNMSDF/.GNSA /MNGDSA FDS -EFWQTGFUW WAVSGFN W GMNERAGN ER OAGNMSDF/.GNSA/MNGDSA FDS

关于segy的文件说明和程序，希望对学地球物理及用到相关文件格式的人能够有用-SEGY on the document and procedures, hope for school use and related geophysical file format useful to the people

Kmdkit教程CHM版.rar,很有价值啊-Kmdkit Guide CHM version. Rar and of great value ah

《mapinfo用户指南》刚学maoinfo的人一定用得着，讲得很细，很透，很易学-"MapInfo User"s Guide" just learning the maoinfo certainly worthwhile, speaking very carefully, very thoroughly, it is very easy to learn