直流电测深法在沿海平原区地质填图中的应用——以苏北盆地连云港灌云地区为例

田少兵, 李向前, 尚通晓, 欧健, 张大莲

The application of direct-current sounding method in the coastal plains: A case study of Guanyun area in Lianyungang

Shao-Bing TIAN, Xiang-Qian LI, Tong-Xiao SHANG, Jian OU, Da-Lian ZHANG

图7 电测深反演电阻率等值线平面及盐碱地界线划分 a—浅地表地层平均电阻率等值线平面;b—盐碱化评价;1—推断地貌划分界线;2—盐碱化较重区域;3—盐碱化较轻区域;4—无盐碱化区域;5—山体残丘区域;6—地表河流

Fig.7 The division of regional geomorphic boundary deduced from the the superficial average formation resistivity inferred with DC and saline-alkali land planning a—the average resistivity of shallow surface formation; b—evaluation of salinity;1—inferred boundary of landform; 2—heavier salinization area; 3—lighter salinization area; 4—no salinization area; 5—monadnock mountain area; 6—river area