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GENETIC ANALYSIS AND COAL ACCUMULATING FEATURES IN COAL-BEARING STRATA OF CARBONIFEROUS-PERMIN,YONGCHENG COALFIELD
Wu Fadong, Chen Zhonghui, Zhang Shouliang
1993, 21(2): 1-10.
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THE TYPE AND EVOLUTION OF Ⅱ1 COAL SWAMP IN SHANXI FORMATION IN HENAN PROVINCE
Su Xianbo, Sheng Jianhai, Li Yuanjian
1993, 21(2): 11-17.
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RECENT ADVANCES IN COAL & ORGANIC PETROLOGY——THE 44TH ICCP MEETING
Wang Jie
1993, 21(2): 20-25.
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THE VITRINITE-LIPTINITE TRANSITION MACERAL IN STRONG REDUCTIVITY HUMIC COALS
Zhao Shiqing, Wu Guanmao, Liu Dehan, Shen Jiagui, Sheng Guoying
1993, 21(2): 25-30.
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RELATIONSHIP BETWEEN COAL CHARACTERISTICS AND ENCLOSING LITHOLOGIES IN FRENCH LORRAIN COAL BASIN
Liu Xinbing
1993, 21(2): 31-34.
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APPLYING AUTO CAD TO MINE GEOLOGICAL GRAPH DRAWING
Chen Keliang, Zhao Guangfu
1993, 21(2): 37-40.
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THE APPLICATION OF CURVE FITTING TO DYNAMIC PREDICATION FOR GROUND-WATER
Cao Dingtao
1993, 21(2): 41-45.
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RESEARCH ON THE PROPERTIES OF ENGINEERING GEOLOGY OF SOFT ROCKS IN A COAL MINE
Li Wenping, Yu Shuangzhong, Peng Xiangfeng
1993, 21(2): 46-50.
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THE DIGITAL FILTERING OF KL TRANSFORMATION METHOD IN THE REGIONAL GEOPHYSICAL EXPLORATION
Xia Kewen
1993, 21(2): 51-55.
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STUDY AND MODEL EXPERIMENTS OF TUNNEL INFLUENCE ON ELECTRIC CURVES IN COAL MINES
Yue Jianhua, Li Zhidan
1993, 21(2): 56-59.
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THE ROLLING PROCESS FOR EXTERNAL THREAD OF DRILL ROD
Meng Zhigang
1993, 21(2): 61-66.
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DETERMINATION OF THE BEST RENEWAL TIME OF DRILLING EQUIPMENT
Li Enhai
1993, 21(2): 67-69.
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