监控系统分站主要是起到数据信息传递的中间作用，分站如何与上位机如何进行数据交换，本程序提供一个成熟的参考。-Sub-station Monitoring System data mainly played the role of the middle of the transmission of information, sub-station with the host computer how to carry out data exchange, this program provides a full-fledged reference.