DCS系统时钟修改方法

Method of Revising DCS Clock

针对DCS系统时钟超前进行原因分析，制定可行性方案并对时钟成功进行修改，避免了一次停机事故的发生。

Based on reason analysis of DCS clock leading,a practical plan is put forward,and the clock of DCS is successfully revised. For this reason,a shutdown accident is avoided.