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介绍九曲河枢纽工程节制闸液压系统的构成,同步误差的形成,以及基于S7-300型PLC系统的硬件组成和软件设计方法。
This paper introduces the structure of hydraulic system of control gate in Jiuqu River Junction Project, the formation of synchronization error, and the hardware composition and software design method based on S7-300 PLC system.