频谱激电测量仪器关键技术研究及实现
石加玉, 郭鹏, 李勇

Research and implementation of key technologies of spectral induced polarization instruments
SHI Jia-Yu, GUO Peng, LI Yong
图2 同步时钟、发射电流和接收电压时序图
Fig.2 Timing diagram of synchronous clock, transmitting current and received voltage