程控交换机通用计费程序RS232接口支持单机或网络大型数据库-program - controlled switches common billing procedures RS232 interface supports stand-alone or network database

vb编写的通用OPC客户端，自动搜索本机OPCSERVER,支持变量标签导出(文本文件，sqlite数据库文件-vb write generic OPC client, automatically search the local OPCSERVER, support for variable label export (text files, sqlite database files

基于TCP/IP的通用型在线答题竞赛系统开发，为了使没装大型数据库(如SQL Server)的电脑可以运行起这个程序,数据库我临时改成了access的,而且记录也只取了5000条.-Based TCP/IP universal type online answer contest system development, order not loaded large database (eg SQL Server) computer can run onwards this procedures