此文件是国家南瑞的IEC104代码，行业内的人士都知道，不多说了，此文件只有不是工程文件，只有IEC104解帧与组包等。-This file is the National NARI the IEC104 code, within the industry will know that much to say, this document only project file, only IEC104 defr a med and group packages.