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本文在分析智能化仪表人机信息交互处理功能的基础上，阐述仪表通用式显示操作面板键操作的设计方法和点阵式发光二极管显示模块的设计应用。
On the basis of analyzing the interaction function of human-computer information of intelligent instrument, this article elaborates the design method of key operation of general-purpose display panel and the design and application of the dot matrix LED display module.