基于广域电磁法的准南山前带砾石层勘探攻关试验

张光大, 古志文, 邹忠平

The key test of gravel exploration in the piedmont area of Zhunan Mountain based on the wide field electromagnetic method

ZHANG Guang-Da, GU Zhi-Wen, ZOU Zhong-Ping

表1 岩石电阻率值统计

Table 1 Statistics of rock resistivity

地层分层 电阻率范围 /(Ω·m) 正态分布统计电阻率 平均值/(Ω·m) 电阻率特征 Q+N2d 2~220 49.2 表层高阻 N1t-K 1~16 1.9 低阻 J3q 5~40 20.6 相对高阻