The study of non-devastating examination to the quality of concreted tunnel using ultrasonic technique
Detection of subsurface geological anomalies using cross-hole electromagnetic computerized tomography
A research of conical pendulum response caused by the low-frequency horizontal librations of the earth
Application of survey with the techniques of ground penetrating radar for a wall body in the Great Wall in China
The comparison of different seismic sources in the new method for seismic reflection survey ahead of a tunnel face