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提出了一种适合能源计量的通信结构及其协议，介绍了通信结构的形式、功能和通信思想，同时简述了上位机和下位机实现问题。
A communication structure and protocol suitable for energy metering are proposed. The forms, functions and communication thoughts of communication structure are introduced. At the same time, the implementation problems of upper computer and lower computer are briefly described.