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| THE APPLICATION OF BOREHOLE ELECTROMAGNETIC WAVE FLUOROSCOPY TO THE EXPLORATION OF MINED OUT AREAS OF COAL PITS |
| Wang Wenlong |
| Geophysical Exploration Company of No.1 Surveying and Designing Institute, Ministry of Railways, Lanzhou 730000 |
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Abstract In the exploration process for harnessing and renovating local railways in Shanxi,the interborehole electromagnetic wave fluoroscopy was used to search for mined out area of coal pits,which yielded satisfactory geological effects.
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Received: 03 August 1998
Published: 24 August 1999
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