PCB a simple tutorial, simple PCB introduced the function and use.

国外OFDM经典书籍，介绍正交频分复用（OFDM）技术的原理及其在无线通信领域内的应用，包含无线通信系统的发展历程以及无线衰落信道的基本特性，OFDM技术的基本原理与特性，OFDM技术内峰值平均功率比，同步和信道估计等问题-OFDM abroad classic books, Introduction Orthogonal Frequency Division Multiplexing (OFDM) technique and its application in the field of wireless communications applications, including wireless communication systems, as well as the development process of the wireless fading channel basic characteristics, OFDM technology, the basic principles and characteristics of , OFDM technology within the peak-average power ratio, synchronization and channel estimation issues such as

Inside C++ Object Model（英文原版）-Object Model (English original)

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图像文件-Image File

利用ActiveX控件开发串口通信软件 利用ActiveX控件开发串口通信软件-use ActiveX development serial communication software using ActiveX development Serial Communication using ActiveX software development serial communication software

定位API开发指导,本文档是对Java平台的定位API进行介绍，这是一个可选包，可以应用于大多数JavaＭＥ平台。-Location API developer guide, this document is a Java platform API for positioning, this is an optional package that can be applied to most of the JavaME platform.

C++_Primer_第三版中文版~~很经典的书-C Primer

VBAPI使用手册-VBAPI Manuals

CHM的制作手册，学会制作CHM帮助文档-CHM production manual and learn to create CHM help files

一些很经典的c++问题通过对话形式给出。-Some very classic c++ issues through dialogue, given the form.