He article mainly introduces the application based on the PLC and Frequency conversion timing control system in use of the cycling water automation renovation system in the heat and power plant.
介绍了一种基于PLC与变频调速的控制系统在水系统自动化改造中的应用。
Agricultural pollution has a tridimension character of the complicated cycling system composed of water, soil, biosystem and atmosphere.
由于农业污染呈现水体、土地、生物、大气的大循环体的立体污染的特点。
Rational arrangement and design of water cycling system was important to the safe operation of the waste heat boiler.
水循环回路的合理布置和设计对余热锅炉的安全运行具有重要意义。
The corrosion inhibition and scale prevention ability of molybdated-based water treatment agents used in cycling cooling water system of power plants is studied in this paper.
研究了用于电厂循环冷却水处理的钼系水处理剂的缓蚀阻垢性能。
Unique thermal cycling system, sub-cold water, hot water and a washable feature high cleaning power, convenient and practical.
独特的热循环系统，分冷水，热水兼可洗涤功能，洗净力高，方便实用。
Unique thermal cycling system, sub-cold water, hot water and a washable feature high cleaning power, convenient and practical.
独特的热循环系统，分冷水，热水兼可洗涤功能，洗净力高，方便实用。
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