适合初学者,内容很详细,可以作为一本很好的参考教程

标准MODBUS规约文档。Modbus 协议是应用于电子控制器上的一种通用语言。通过此协议，控制器相互之间、控制器经由网络（例如以太网）和其它设备之间可以通信。它已经成为一通用工业标准。-Standard MODBUS Statute of the document. Modbus protocol is applied to an electronic controller on the lingua franca. With this agreement, the controller between the controller via the network (such as Ethernet) and other devices can communicate. It has become a common industry standard.

当代信息检索，一本很不错的教材，值得大家看一看，在外国网站下的en-Modern information retrieval, a very good teaching material, it is worth we can see, on overseas websites en under

powerpc 的指令集，熟悉整个ppc架构-powerpc instruction set, familiar with the structure of the entire ppc

空间数据库书籍，Butman经典R树电子书籍！介绍R树结构等！-Spatial database of books, Butman classic R Tree e-books! Describes the structure of R tree!

java 的中文教程 有750页-java Chinese course has 750 pages

模拟ic设计的理解，前辈的经验奉献，不敢独享-Analog ic design understanding, the experience of predecessors, dedication, dare not exclusive

仿真软件proteus的库说明，以及protel99se的快捷键说明。-Proteus simulation software that the library, as well as the shortcut description protel99se.

OCI编程介绍word文档-OCI Programming word document

无线通讯软件解码程序c语言,通讯解码程序 -Wireless communication software decoder program c language, communication decoding procedures

三星sdram操作手册,大家有兴趣-Samsung Manual sdram, we are interested in to see !!!!!