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介绍了 PL C用于档案库温湿度测控系统的一个实例 ,讨论了温湿度测控系统的设计思路 ,同时阐述了其上、下位机的硬件和软件实现的功能。
This paper introduces an example of PL C for temperature and humidity measurement and control system of archives, discusses the design idea of temperature and humidity measurement and control system, and expounds the hardware and software functions of upper and lower computer.