变电站接地网缺陷诊断无损评价方法综述
司文荣,傅晨钊,卞晓亮,施春波,徐志斌

Overview of the Nondestructive Evaluation Methods for Substation Grounding Grids Fault Diagnosis
Wenrong Si,Chenzhao Fu,Xiaoliang Bian,Chunbo Shi,Zhibin Xu
图6 移动式异频微弱磁感应强度地面分布测量系统
Fig.6 Mobile transponder measurement system of weak magnetic induction on ground