The temperature of the main steam system is a tipical control of long time-delay, long inertia time and parameter-varying, so it is difficult to achieve a high-quality effect.
火电厂主蒸汽温度具有大迟延、大惯性的特点，且对象特性随负荷变化较大等因素，很难实现稳定和高性能的控制。
Project and system situation in Zouxian Power Plant were introduced, and the piping design parameters and the piping material of main steam system and main feed water system were determined.
对邹县发电厂四期工程和系统状况进行了介绍，确定了主蒸汽系统和主给水系统管道的设计参数，选择了管道材料。
Daily check includes steam system, air compressor system, main workshop and tank farm.
每日巡检区域包括蒸气系统、压缩空气系统、主车间和罐区。
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