主要用于测绘人员的坐标换算如 大地坐标转经纬度或经纬度转大地坐标...

经典的打臭虫VB源代码 经典的打臭虫VB源代码 经典的打臭虫VB源代码-Classic VB source code to play the classic bug bug in VB source code to play the classic VB source code to play the classic bug bug in VB source code to play the classic VB source code to fight bugs

it is used for studing pscad

用于地球物理勘探钻井和爆炸两个班报的因素对比，选出不同因素的钻井好爆炸-Drilling and geophysical exploration for the explosion of two classes of factors reported contrast, the drilling of different factors to elect a good explosion

这个是AT8XC51SND1C的各个技术芯片资料-This is AT8XC51SND1C various technical chip information

首先对英文文档建立倒排文档，然后根据建立的倒排文档，按照此检索算法对文档进行检索-First of all English documents to establish inverted file, and then in accordance with the establishment of the inverted file, in accordance with the retrieval algorithms for document retrieval

本文件为ppt格式，初步介绍微电子器件的封装工艺，推荐下载！-this document to ppt format, a preliminary presentation of Microelectronics Packaging Technology, recommended download!

本程序比较了维特比译码三种判决类型的误码率曲线-This program compares the three kinds of sentence types of Viterbi decoding the bit error rate curve of

虚拟串口，可以在机子上添加任意多个串口，对于调试串口的程序很有用-Virtual serial port, you can add any number of machine serial port, serial port for debugging the program very useful

FOX2WEB编程工具 功能强大，不下后悔！-FOX2WEB powerful programming tool, as many regret it!

OPC开发必备,OPCFoundation公开的开发套件。-OPC development required, OPCFoundation open Boards.