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SEDIMENTARY ENVIRONMENTS OF WUJIAPING COAL MEASURES OF UPPER PERMIAN IN LICHUAN,WESTERN HUBEI
1990, 18(6): 2-5.
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STORM EVENT DEPOSIT OF COAL BEARING ROCK SERIES OF THE CARBONIFEROUS IN THE CENTRE OF THE EASTERN YELLOW RIVER COALFIELD
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1990, 18(6): 11-15.
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THE CLASTIC TEMPESTITES IN LOWER CARBONIFROUS OF CENTRAL HUNAN
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1990, 18(6): 16-19.
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THE GEOLOGICAL ANALYSIS OF MINE GEOLOGY IN JIAOZUO AREA
1990, 18(6): 19-23.
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THE EFFECT OF HYDROGEOLOGICAL CONDITION ON PROTECTIVE LAYER DURING MINING UNDER WATER
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1990, 18(6): 40-43.
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MICRO-COMPUTER PROGRAM OF MINIMUM ENTROPY DEOONVOLUTION
1990, 18(6): 50-54.
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THE STUDY OF A SMALL DIAMETER AND DOUBLE SOURCE-DETECTOR SEPRATION DENSITY LOGGING TOOL
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1990, 18(6): 54-60.
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TRAIL INTERPRETATION OF SEISMIC PROSPECTING DATA SPECIALLY PROCESSED ON SHALLOW GASIFIED COAL
1990, 18(6): 61-65.
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