RESEARCHES ON REGIME OF WATER INRUSH IN ALLOTMENT NO.2 OF NANTONG COAL MINE
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Graphical Abstract
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Abstract
The regime kinds of water inrush in allotment No. 2 of Nantong Coal Mine can be divided according to their characteristics into five types:pure attenuation, fluctuating attenuation, seasonal fluctuating attenuation, fluctuating stable and enhancement type. Different type indicates different degree and route of connection among mining area and shallow Permian karst aquifer, Puhe river, and precipitation.
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