Experiments show that the cement road surfaces in cities are actually conductive. When DC exploration is carried out on cement road surfaces, the utilization of some special electrodes made by ourselves can guarantee the performance of electric prospecting on such surfaces.
汤洪志, 刘庆成, 易峰. 电法勘探在水泥路面勘查中的应用效果[J]. 物探与化探, 2001, 25(1): 75-77.
TANG Hong-zhi, LIU Qing-cheng, YI Feng . THE APPLICATION OF ELECTRIC SURVEY TO THE CEMENT ROAD SURFACE EXPLORATION. Geophysical and Geochemical Exploration, 2001, 25(1): 75-77.