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Abstract In order to find out the water condition in the internal, roof and surrounding old goaf of No.50104 face of Taihua Coal Industry , and provide a reliable basis for the formulation of water prevention and control measures in working face mining, a certain range of working face internal and external was detected by using comprehensive geophysical exploration technology, and the data quality obtained by the detection met the requirements. Through the processing and analysis of the detection data, and combined with the hydrogeological conditions of the region, the corresponding conclusions were obtained, which better accomplished the detection purpose, and achieved good results.
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