【摘要】 分析了基于ＣＩＭＳ环境的设备层网络系统（现场总线）的体系结构，对其底层技术做了深入的研究，并在实验室中实现了现场总线的宽带传输技术，同时应用于某炼铁厂的数据采集信息处理与过程监控系统中更多还原

【Abstract】 This paper analyses the structure of the floor layer network system of devices and units based on CIM and studies fully its floor layer technology. Broadband transmission technique of the fieldbus is realized in laboratory,which is used in the information proccessing of the data collected and process monitoring system in a certain iron works.更多还原