column
The Trace Fossils and Depositional Environments of Fuxian Formation, Yulin County，Northern Shaanxi province
, , , ,
1989, 17(6): 1-3.
View Count Download Count
Discussion on Crust Fluctuational and Incoalation of Qinshui Block
, ,
1989, 17(6): 16-21,61.
View Count Download Count
Features of Pores and Fratures in Seams Closed to Normal Faults and their Significance
,
1989, 17(6): 29-33.
View Count Download Count
Types and Charateristics of Ground Water in Tanxian Coal Field
,
1989, 17(6): 35-41.
View Count Download Count
Some Aspects of Characteristics of Water Blasts and Control of Water Hazards from Odovician Limestone in Kailum Coal Mining Area
1989, 17(6): 41-43.
View Count Download Count
Several Problems to develop Coal Logging in China
1989, 17(6): 44-50.
View Count Download Count
Acqusition and Processing and Application of VSP in TK Area, Jiling Coal BaSin
1989, 17(6): 50-59.
View Count Download Count
Main Factors Influencting the Performance and Efficiency of Continuous Whipstock
1989, 17(6): 60-63.
View Count Download Count
Some Problems about Washover Using Carbon-Dioxide Liquid
1989, 17(6): 64-66.
View Count Download Count