College of Earth Sciences;
Guilin University of Technology;
Guilin;
China;
Guangxi Key Laboratory of Hidden Metallic Ore Deposits Exploration;
Guilin;
China;
School of Civil Engineering;
Lanzhou University;
Lanzhou;
China;
Non-Split; Perfectly; Matched; Layer; (NPML); Ground; Penetrating; Radar; (GPR); Second; Order; Wave; Equation; Finite; Element; Time; Domain; (FETD);