摘要： 结合李家峡水电站大坝监测系统现状，详细叙述了李家峡水电站垂线监测系统自动化改造前、后的自动化系统现状，系统安装调试及数据衔接等，供参考。

Abstract: By comparison, this paper introduced the automatic monitoring system before and after the renovation of plumb line system. Further, the installation and test of the system as well as the data linkage were presented, for reference.