摘要： 对大坝变形监测中存在的环境潮湿、设备受各种外界条件干扰、折光影响、测点变形、蓄水期前很少测得大坝监测的基准值等问题进行分析，并根据实践提出一些看法。

Abstract: This paper analyzes some issues occurred in dam deformation monitoring,including wet environment, facilities disturbed by external condition, refraction influence,mark deformation, few datum value obtained before impounded. So, some opinions have been brought forward by practice.?