There are more and more applications of road-penetrating radar to geologic exploration, engineering quality detection, archaeology and detection of underground hidden objects.
探地雷达在地质勘探、工程质量检测、考古、地下隐蔽物的探测等方面的应用愈来愈广。
2
Magnetic exploration is a geophysical method on magnetic change observed in the underground medium.
磁法勘探是观测研究地下介质磁场变化的一种地球物理勘探方法。
3
Seismic exploration is a feasible method for surveying geo-structure in underground.