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Coal-accumulating Environment of Main Coal-bearing Member of Zhalai-nuoer Group in Baori-xile Region, Chenqi Basin
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1987, 15(4): 1-8.
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Characteristics and Origin of Enclosed Barren coal-Area in the South of Jiaoping Mining District
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1987, 15(4): 9-11.
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Genesis and Environment Significance of Vit-rinizated Vertical trunks in the Sandstone in Yima Formation,Yima Coal Field
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1987, 15(4): 15-16.
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Basement Tectonic Patterns of Jurassic Coal measure in Sourth of Crdos Basin and its Relationship with Coal Accumulalion
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1987, 15(4): 17-22.
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Study on the Evolntion Sequence of Regional Stress Field as Viewed from the Relation between Structures and Coal Seam Thickness
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1987, 15(4): 22-24.
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New Uuderstanding of the Period and its Division of Daxigou Formation,Tower Jurassic in Aganzhen Coal Field
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1987, 15(4): 25-28.
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The Finding and Preliminary Study of Coal Dynamic Metamorphism Caused by Sliding Tectonics
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1987, 15(4): 29-34.
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Coal Rank Jump in Reshui Region and a Trial Investigation of its Origin
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1987, 15(4): 34-37,54.
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Some Engineering Geological Works involved in Coal Geological Exploration
1987, 15(4): 38-40.
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Exploring Groundwater by Method of Information Content
1987, 15(4): 41-44.
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Frequency Characteristics and Resolution of Reflected Waves from Coal Seams
1987, 15(4): 47-50.
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A Trial Study on the Principle of Secondary Decay Method
1987, 15(4): 50-54.
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Study on Drlling Process by Partial Pactor Test and Random Equillibrium Method
1987, 15(4): 55-60.
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Way of Increase in Effect of Shallow well Wire-line Core Drilling in Coal Field
1987, 15(4): 61-64.
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