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Sedimentary Constituent and Environmental Interpretation of Tidal Flat-Tidal Channel Facies in Late Permia Coal-Bearing Formation, West of Guizhou Province
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1988, 16(5): 2-11.
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The TonStein in Coal Seam C25 of Upper-Permian, Southern Sichuan Province
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1988, 16(5): 12-15.
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Discovery and ito Signilicance of the Embryonic Coal-Ball in Luoci Basin
1988, 16(5): 19-20.
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Identification of Geological-Age on the Jurassic Coal-Bearing Strata in Northern Zhangjiakou Region
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1988, 16(5): 21-22.
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Characteristic and Exploration Method of the Spotaneous Igintion Area in Shenmu-Fugu Coalfield, Northern Shaanxi Province
1988, 16(5): 28-32.
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Premining Engineering-Geological Investigations for the Longwall
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1988, 16(5): 37-42.
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Some Problems about Outburst of Water in Floor
1988, 16(5): 45-50.
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Mechanism and its Application of Reflected Wave of Coal-Seams
1988, 16(5): 49-56.
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Application of PGS to Coalfield Drilling
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1988, 16(5): 61-63.
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Discussion on Matrix Hardness of Impregnated Bit
1988, 16(5): 64-67.
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