Research on the application of wireless wave perspect in tunnel in Datong coalfield

Through a great deal of tunnel perspect-surveying works in datong coalfield,summarized the curves features of the fault and the collapse column.Based on the study of two application examples and verification works in datong coalfield.The author holds that the tunnel perspect muse be verified after a lot of exploiting information and sum up experiences,this techniques can be used accurately in datong coalfield.