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Apparatus for Direction of Relic Water Flow of Core
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1985, 13(4): 2-7.
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Quantitative Classifications for Stability of Coal Seams
1985, 13(4): 14-16.
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Study on the Distribution of Depressed Pillars by Way of Dissolution Control of Carbonatite through Stress
1985, 13(4): 17-20.
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Hydrogeological Characters of Floor Aquifers of Coal Seam in the Southern Coal-fields of North China
1985, 13(4): 25-28.
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Environmental Suvery of Hydrogeology and Approach to Enlargement of Water Supply in Jiawang mining Area
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1985, 13(4): 28-31.
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Method of Vertical Seismic Profiling
1985, 13(4): 30-36.
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Study of Electrical Analogy on Systemes in Drill Hole
1985, 13(4): 42-46.
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Application of TG Clayfree Drilling Fluids
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1985, 13(4): 47-48.
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