音频大地电磁接地电阻校正技术研究

李栋, 张明财, 吴远洋

Exploring a correction technology for ground resistance in audio-frequency magnetotelluric measurements

LI Dong, ZHANG Ming-Cai, WU Yuan-Yang

图7 L1线校正前阻抗相位极坐标

Fig.7 Impedance phase polar coordinate diagram before L1 line correction