短語詞組短語resistivity tomography survey 電阻率層析成像resistivity E survey 電阻率甸resistivity tomography survey method 高密度電阻率法resistivity sounding survey 電測深electrical resistivity survey 電探2D resistivity survey D 電阻率勘探cross borehole resistivity survey 跨孔電阻率法-d resistivity survey 三堆電阻率法 返回 resistivity survey