论述和介绍了铝板带箔轧制设备液压伺服系统稳定运行的重要环节：系统的污染控制。
Tis article discusses and introduces one of the key links in reliable runing for aluminium sheet milling equipment hydraulic servo system -pollution control for system.
热轧厂广泛采用液压传动与控制技术，反映了现代轧钢设备的先进水平。
Hydraulic drive and control technology is increasingly used in hot rolling mill, which is a reflection of the modern rolling equipment level.
旧式电炉电极横臂及附属液压系统、电气控制系统的合理设计改造，既能减少设备故障。
With the reform to electric-pole horizontal arm including its hydraulic system and electric control system in old electric furnace the equipment breakdown can be reduced.
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