1008-8725
2014 Issue 5
Utilizing Status and Development Trend of Lignite Gasification Technology in China
LIU Liang;,OU Feng-lin;,WU Hai-ming;
LIU Liang;,OU Feng-lin;,WU Hai-ming;
..............page:1-3
Energy Gap Prediction of Advanced Coal Chemical Industry and Analysis on Coal Production Capacity
CHEN Le;,LI Li;,ZHANG Shi-qing;,ZHAO Jian-jian;
CHEN Le;,LI Li;,ZHANG Shi-qing;,ZHAO Jian-jian;
..............page:4-7
Thinking and Suggestion of Individual Protection in Coal Mine Fully Mechanized Face and Heading Face
ZHANG Lei;
ZHANG Lei;
..............page:8-11
Research on Drilling Technology for Roadway Dynamic Water Sealing in Supergiant Water Inrush Coal Mine
JI Zhong-kui;
JI Zhong-kui;
..............page:12-14
Research and Application of Mine Gas Extraction from Borehole Standardized United Technology
WANG Feng;
WANG Feng;
..............page:15-16
Prediction of Mine Water Inrush Sources Based on Fuzzy Evaluation of Hydrochemical Features
GAO Yu-bing;,LI Wei-min;,LIANG Li-ming;,WEI Wen-bin;,XU Yan-chun;
GAO Yu-bing;,LI Wei-min;,LIANG Li-ming;,WEI Wen-bin;,XU Yan-chun;
..............page:17-20
Coal Mine Gas and Coal Dust Explosion Hazard Grey Cluster Assessment
DENG Jun;,WANG Qiu-hong;,XIE Chang-chun;
DENG Jun;,WANG Qiu-hong;,XIE Chang-chun;
..............page:20-22
Research on Outburst Laws and Region Prediction of Coal Seam and Gas
HAN Zhen-li;,HUANG Yong-jia;,LI Shu-qing;,SHU Yun-zhi;,TANG Xiang;,XIANG Long;,ZHAO Xun;
HAN Zhen-li;,HUANG Yong-jia;,LI Shu-qing;,SHU Yun-zhi;,TANG Xiang;,XIANG Long;,ZHAO Xun;
..............page:23-25
Experiment Research on Methane-air Mixture Explosion Pressure Characterize in Closed Vessel
LI Run-zhi;,LIU Dan;,WANG Lei;
LI Run-zhi;,LIU Dan;,WANG Lei;
..............page:26-27
Experimental Study on Hydraulic Fracturing Permeability Improvement Technology in High Gas and Low Permeability Coal Seam
CAI Feng;,DI Chun-jie;,JIA Fang-xu;,XU Chao-jie;
CAI Feng;,DI Chun-jie;,JIA Fang-xu;,XU Chao-jie;
..............page:28-30
Research on Cause Analysis of Hydraulic Powered Support Toppled Down and Rehabilitation Technology in Large Inclination Full Mechanized Coal Caving Face in Three Soft Seam
chen guang ping ;, gao hou qi ;, li xing guang ;, liu zhi yuan ;, meng xiao jun ;, su pu zheng ;, wu yong ping ;, zuo dong feng ;, zeng you fu ;
chen guang ping ;, gao hou qi ;, li xing guang ;, liu zhi yuan ;, meng xiao jun ;, su pu zheng ;, wu yong ping ;, zuo dong feng ;, zeng you fu ;
..............page:31-33
Study on Hydraulic Fracturing Technology for Permeability-increasing and Gas Extraction Using Crossing Borehole in Three-soft Outburst Coal Seam
LIANG An-min;,WANG Kai;,WANG Zhi-lei;
LIANG An-min;,WANG Kai;,WANG Zhi-lei;
..............page:34-36
Accident Prevention and Emergency Management of Coal Mine Dustproof and Water Supply System
LIU Jia-wei;
LIU Jia-wei;
..............page:36-39
Comparison of Numerical Simulation about Gas Distribution between U+L and Double U Ventilation
DING Xiang-xiang;,HONG Ke-kuan;,YANG Lei;
DING Xiang-xiang;,HONG Ke-kuan;,YANG Lei;
..............page:39-42
Research on Gas Drainage of Drill Holes along Seam with Fluid-solid Coupling
DAI Si-hang;,JIA Zhi-wei;
DAI Si-hang;,JIA Zhi-wei;
..............page:42-45
Determination and Application of Reasonable Hole Sealing Depth down Seam for Xinyi Mine
LIU Shao-bo;,WEI Feng-qing;
LIU Shao-bo;,WEI Feng-qing;
..............page:46-49
..............page:49-51
Practice of Gas Comprehensive Management in Island and Fully Mechanized Face
CAI Feng;,YAN Song;
CAI Feng;,YAN Song;
..............page:52-54
Analysis of Law of Coal Seam Gas Occurrence and Coal and Gas Outburst Risk Assessment of Mayixi No.1 Mine
LAI Yang-lin;,YANG Sheng-qiang;
LAI Yang-lin;,YANG Sheng-qiang;
..............page:55-57
Evaluation System of Investigation and Risk Management Ability Based on Method of Combination Weighting
WANG Qun;,WANG Xin-yan;,ZHANG Rui-xin;
WANG Qun;,WANG Xin-yan;,ZHANG Rui-xin;
..............page:58-61
..............page:61-63
Study and Application About Technology of High-level Entry for Gas Drainage in Roof
NIU Xian-wei;,WANG Yu-zhen;
NIU Xian-wei;,WANG Yu-zhen;
..............page:64-66
Application of Gas Emission Based upon Separated Source Prediction
LIU Shuo;,WANG Jun-feng;,WEN Wei;,YANG Xue;
LIU Shuo;,WANG Jun-feng;,WEN Wei;,YANG Xue;
..............page:66-68
Gas Control Measures of Irregular Mechanized Working Face
LU Hong-qi;,WANG Geng-yao;
LU Hong-qi;,WANG Geng-yao;
..............page:69-71
Application of Underground 3D Electrical Resistivity Imaging Lead Survey Technology in Coal Mine
LI Qiang;,SONG Li-rong;,XING Zi-hao;,YANG De-peng;,ZHAI Pe-he;
LI Qiang;,SONG Li-rong;,XING Zi-hao;,YANG De-peng;,ZHAI Pe-he;
..............page:71-73
Application of DC Advanced Detection in Huangyuchuan Coal Mine
LI Ming-xing;,LI Yu;,ZHANG Yi-rui;
LI Ming-xing;,LI Yu;,ZHANG Yi-rui;
..............page:73-75
Research on Acoustic Emission Characteristics of Coal Mine Rock under Uniaxial Compression Conditions
YANG Min;,ZHANG Yu;,ZHAO Guang-ming;
YANG Min;,ZHANG Yu;,ZHAO Guang-ming;
..............page:76-78
Detection of Abandoned Goaf under Repeat Mining Based on Transient Electromagnetic Method
JIANG Chun-lu;,LI Cui;,LI Yang;,LU Chun-hui;,ZHENG Liu-gen;
JIANG Chun-lu;,LI Cui;,LI Yang;,LU Chun-hui;,ZHENG Liu-gen;
..............page:78-80
Analysis of Depositional Environment and Coal-gathering Characteristics Shanxi Formation in Xinjing
GUO Ying-hai;,LI Ping;,SU Chi;,ZHAO Di-fei;
GUO Ying-hai;,LI Ping;,SU Chi;,ZHAO Di-fei;
..............page:81-84
Tectonic Characteristics and Evolution Analysis of Xinjing Coal Mine in Yangquan
JIANG Bo;,LI Lei;,LI Ming;,LIU Jie-gang;,REN Jia-yu;
JIANG Bo;,LI Lei;,LI Ming;,LIU Jie-gang;,REN Jia-yu;
..............page:84-86
Design of Integrative Controller for Phased Array Vibrator
FENG Bo;,JIANG Tao;,LIN Jun;,YAO En-chao;
FENG Bo;,JIANG Tao;,LIN Jun;,YAO En-chao;
..............page:87-89
Application and Benefit Analysis of 3D Seismic in Qingshui Er-jing
LIU Wei;,MA Yan-liang;,XIN Si-hua;
LIU Wei;,MA Yan-liang;,XIN Si-hua;
..............page:89-91
Application of Underground TEM in Detecting Water Hazards in Coal Mine
LIU Guang-liang;,LIU Yan-jun;,WU Di;
LIU Guang-liang;,LIU Yan-jun;,WU Di;
..............page:91-93
Practice and Theory Analysis of Grouting Reinforcement Fault Coal Wall Working Face
MA Yi-jie;,SHEN Gui-yang;,SUN Jian;,XING Cun-en;,ZHU De-fu;
MA Yi-jie;,SHEN Gui-yang;,SUN Jian;,XING Cun-en;,ZHU De-fu;
..............page:93-96
Numerical Simulation Research on Roadway Bolt Support in Coal Road Tunneling
WANG Feng-shuang;,YIN Chun-wei;
WANG Feng-shuang;,YIN Chun-wei;
..............page:96-98
Study on Strata-pressure Behavior Law at Fully Mechanized Caving Face in Steep-inclined Coal Seam
LI Li;,ZHANG Chun-lei;,ZHANG Shi-qing;,ZHAO Jian-jian;
LI Li;,ZHANG Chun-lei;,ZHANG Shi-qing;,ZHAO Jian-jian;
..............page:98-100
Study on Influence of Blast-hole Stemming to Blasting Effect
HAN Hong-qiang;,HUANG Jin-xiang;,LI Mei;,ZHANG Yuan-juan;
HAN Hong-qiang;,HUANG Jin-xiang;,LI Mei;,ZHANG Yuan-juan;
..............page:101-103
Research on Fully Mechanized Coal Face Pressure Law of Steep Seam
LI Kai-xue;,LIU Hua-long;,WANG Yi;,XIAO Li-ping;,ZHOU Hua-long;
LI Kai-xue;,LIU Hua-long;,WANG Yi;,XIAO Li-ping;,ZHOU Hua-long;
..............page:103-105
Research on Reinforcement Technology of Track Crossheading Floor Roadway under Strongly Dynamic Pressure
XU Yun-fei;
XU Yun-fei;
..............page:105-108
Application of Roof Classification Technology in Roadway Support Design
KONG Ling-gen;,LI Peng;,NIU Zhi-yong;,YU Hui;
KONG Ling-gen;,LI Peng;,NIU Zhi-yong;,YU Hui;
..............page:108-110
..............page:111-113
..............page:114-115
Exploration of Tianchen Coal Mine New Ventilation Shaft Sinking Construction Scheme
CHEN Dian-fen;,SUN Qi-dong;
CHEN Dian-fen;,SUN Qi-dong;
..............page:116-117
Study on Floor Grouting Technology for Floor Heave
LI Zong-cen;,ZHAO Hong-xi;
LI Zong-cen;,ZHAO Hong-xi;
..............page:117-119
Numerical Simulation Research on Stability of Soft Rock Roadway Crossing
YANG Ming-yu;,YUAN Gui-bin;
YANG Ming-yu;,YUAN Gui-bin;
..............page:119-122
Similar Simulation Study of Thick Seam Caving Step and Large Mining Height in Fully Mechanized Caving
WANG Jun-feng;,WANG Yong-yu;,WU Jian-ming;
WANG Jun-feng;,WANG Yong-yu;,WU Jian-ming;
..............page:123-125
Research on Mine Rock Burst from Liberated Seam Mining with High Burst Tendency in Deep Mine
YI En-bing;
YI En-bing;
..............page:126-128
Application of Law of Propagation of Errors in Coal Mining Quantity Calculation
LEI Yong;,WANG Li-hui;,ZHANG Bin;
LEI Yong;,WANG Li-hui;,ZHANG Bin;
..............page:129-131
..............page:131-133
Optimized Design of Coalface Length
GONG Yan-ming;
GONG Yan-ming;
..............page:134-135
Application of Geophysical Exploration Technology to Scientific Exploitation of Coal
TIAN Xin-ming;,YANG Guo-qing;
TIAN Xin-ming;,YANG Guo-qing;
..............page:135-138
Numerical Simulation Effect of Roof Thickness on Stability of Roadway
LI Chuan-sen;,WANG Lei;,ZHAO Jian-zhong;
LI Chuan-sen;,WANG Lei;,ZHAO Jian-zhong;
..............page:138-141
Research on Distribution Law of Situ Stress Field in Rock Under Mountain
NING Chen-yao;,WANG Chen;,ZHAO Jian-feng;,ZHOU Tao;
NING Chen-yao;,WANG Chen;,ZHAO Jian-feng;,ZHOU Tao;
..............page:141-144
Study on Control Technology of Work Face Which Changes Blasting Mining to Fully Mechanized Mining
WU Xiao-min;
WU Xiao-min;
..............page:144-147
Support Technology of Linhuan Mine Ⅱ 826 Rotary Mining Working Face
CHEN Deng-hong;,JIN Sheng-yao;
CHEN Deng-hong;,JIN Sheng-yao;
..............page:147-149
Study on Rational Exploiting Elevation Limit of Coal Mine with Permafrost Layer
FAN Qing-qiang;,SUO Yong-lu;
FAN Qing-qiang;,SUO Yong-lu;
..............page:149-151
Research on Concrete Pumping Gob-side Entry Filling Retaining Technology
DING Zi-wei;,LYU Wen-yu;,MENG Xian-rui;
DING Zi-wei;,LYU Wen-yu;,MENG Xian-rui;
..............page:151-154
Analysis on Mine Strata Pressure Law of High Cutting Coal Mining Face and Suitability of Powered Support
WANG Fei-long;,WANG Qi;,YU Xue-yi;,ZHAO Bing-chao;
WANG Fei-long;,WANG Qi;,YU Xue-yi;,ZHAO Bing-chao;
..............page:154-156
Application of Advanced Detection of Transient Electromagnetic Technology Ahead in Roadway Drivage Tianyu Hengjin Coal Mine
LI Zhang-peng;,TANG Run-qiu;,WANG Yong-gong;
LI Zhang-peng;,TANG Run-qiu;,WANG Yong-gong;
..............page:157-159
Study on Underground Pressure Behavior of Fully-mechanized Mining in Deep and Thin Coal-seam
LI Zhi-hua;,YANG Ke;,ZHU Ruo-jun;
LI Zhi-hua;,YANG Ke;,ZHU Ruo-jun;
..............page:159-162
Observational Study of Surrounding Rock Deformation and Strata Behaviors in Dismantling Channel of Fully-mechanized Face
FAN Qi;,GU Shuan-cheng;,HUANG Rong-bin;,WANG Bo-nan;
FAN Qi;,GU Shuan-cheng;,HUANG Rong-bin;,WANG Bo-nan;
..............page:162-165
Technological Improvement and Application of Working Face in Loose and Soft Rock Roadway Drivage in Xiangshui Coal Mine
CHEN Shan-le;,HUANG You;,WANG Hong-bo;,XU You-lin;
CHEN Shan-le;,HUANG You;,WANG Hong-bo;,XU You-lin;
..............page:165-167
Use of Composite Undercutting and Middle-deep Hole One-time Detonation Technology in Driving Large Section of Rock Roadway
DIAO Xian-peng;,LI Run-qi;,ZHANG Hui-ting;
DIAO Xian-peng;,LI Run-qi;,ZHANG Hui-ting;
..............page:168-170
Analysis of Strength and Fatigue of ZZ10800/22/45 Hydraulic Support
CHEN Chao;,CHEN Rong-na;,GONG Zi-tian-zong;,LI Ling-feng;,WEI Xing;,XUE Ke-min;
CHEN Chao;,CHEN Rong-na;,GONG Zi-tian-zong;,LI Ling-feng;,WEI Xing;,XUE Ke-min;
..............page:170-173
..............page:173-175
Research on On-line Monitoring of Low Voltage Cable for Coal Mine Based on Method of Low-frequency Superposition
GAO Song-yao;,LI Chuan-yang;,SONG Jian-cheng;,SU Wen;,XU Chun-yu;
GAO Song-yao;,LI Chuan-yang;,SONG Jian-cheng;,SU Wen;,XU Chun-yu;
..............page:176-178
Optimization Improvement and Simulation Analysis for Transport Mechanism of Electrode-Paste
FANG Li-xia;,LIU Zhi-gang;,SONG Ming-dong;,ZHAN Xue-wen;
FANG Li-xia;,LIU Zhi-gang;,SONG Ming-dong;,ZHAN Xue-wen;
..............page:179-181
Research and Optimize For Dynamic Characteristics of Reversing Valve Core of Backflush Filter
FU Chun-yin;,LUI Shi-chao;,YU Yang;
FU Chun-yin;,LUI Shi-chao;,YU Yang;
..............page:181-183
..............page:183-186
Optimization of Bit Structure Design for Coal Mine Well Construction Tunnel Boring Machine
ZHANG Peng;,ZHOU Qi-fen;
ZHANG Peng;,ZHOU Qi-fen;
..............page:186-189
Research on Intelligent Scheduling System of Coal Mine Locomotive
HAN Xiao-yu;,HUANG Ting-lei;,LIN Ke;
HAN Xiao-yu;,HUANG Ting-lei;,LIN Ke;
..............page:189-191
Design and Implementation of Underground Large Capacity Emergency Back-up Power System
LI Xiao-kui;,WU Hui-bin;
LI Xiao-kui;,WU Hui-bin;
..............page:192-194
Research on Mine Tunneling Machine Automatic Cutting Shaping Control Technology
FENG Xian-qin;,HUANG Yan-mei;,YUAN Wei-dong;
FENG Xian-qin;,HUANG Yan-mei;,YUAN Wei-dong;
..............page:194-196
Development and Application of Bit Using Process of Screen Pipe
LI Ke-song;,XIAO Li-hui;,XU Shu-bin;
LI Ke-song;,XIAO Li-hui;,XU Shu-bin;
..............page:197-199
..............page:199-201
Exploration and Practice of Rapid Loading System Faster
BAI Yun-feng;
BAI Yun-feng;
..............page:201-203
..............page:204-206
Simulation Research on Executive Body of Loader Based on ADAMS
CUI You-zheng;,MU Hai-jing;,WU Zhi-dong;,ZHAO Hai-llian;
CUI You-zheng;,MU Hai-jing;,WU Zhi-dong;,ZHAO Hai-llian;
..............page:207-209
Balance Calculation and Design of New Hammer Crusher's Hammer
HUANG Shu-qin;,LI Zheng-feng;
HUANG Shu-qin;,LI Zheng-feng;
..............page:210-212
Research and Application of Remote Control Device of Mine Coiled Tubing Equipment
CHEN Dong-hai;,LI Yu-long;
CHEN Dong-hai;,LI Yu-long;
..............page:212-214
Design of Crawler Device with Built-in Type Oil Tank
CHEN Qing-he;
CHEN Qing-he;
..............page:215-217
Structural Design of Mining Dump Truck Bucket Based on Bionics
HAO Ni-ni;,LIU Hua-wei;,YU Yan;
HAO Ni-ni;,LIU Hua-wei;,YU Yan;
..............page:217-219
Floatability Research on Flotation Rate Test
LI Yan-feng;,ZHANG Wen-jun;,ZHANG Xu-bo;,ZHAO Wen-da;
LI Yan-feng;,ZHANG Wen-jun;,ZHANG Xu-bo;,ZHAO Wen-da;
..............page:220-222
Effect of Bubble Size on Clean Coal Yield of Electrolytic Flotation
DAI Juan;,DONG Xian-shu;,LIU Ying-zhou;
DAI Juan;,DONG Xian-shu;,LIU Ying-zhou;
..............page:223-225
Technological Design of Longfeng Coal Preparation Plant
CHEN Wan-ning;,HU Ke-lin;,MEI Xiao-wen;,PAN Sheng-ping;,QING Quan;
CHEN Wan-ning;,HU Ke-lin;,MEI Xiao-wen;,PAN Sheng-ping;,QING Quan;
..............page:225-227
Usage of Coolant for Thermosiphon Evaporator in Ground Freezing Method Construction
SHI Hong-wei;,YANG Ming-hong;
SHI Hong-wei;,YANG Ming-hong;
..............page:228-229
Determining Process of Tianyuan Coal Preparation Plant
WANG Dong-xing;
WANG Dong-xing;
..............page:230-232
Research on Intelligent Level Control System for Flotation Column
GU Hong-chao;,GUO Xi-jin;,WU Gang;
GU Hong-chao;,GUO Xi-jin;,WU Gang;
..............page:232-234
Progress of Coal Supramolecular Structure and Research Methods
HAN Sheng;,HE Bing-fei;,LI Ke-jian;,LIN Hua-lin;
HAN Sheng;,HE Bing-fei;,LI Ke-jian;,LIN Hua-lin;
..............page:235-237
Research on Automatic Control of Slime Pressure Filtration System
CHEN Wen-kan;,HUANG Wen-feng;,LI Yan-feng;
CHEN Wen-kan;,HUANG Wen-feng;,LI Yan-feng;
..............page:238-240
Research of Effect of Ultrasound on Stability of Collector Microemulsion
HUANG Bo;,LI Xu-lin;,ZHANG Jian;,ZHAO Jian;,ZHOU Yan;
HUANG Bo;,LI Xu-lin;,ZHANG Jian;,ZHAO Jian;,ZHOU Yan;
..............page:240-243
Impact of Hydraulic Fracture Parameters on Production of Coalbed Methane Wells
MA Rui-feng;,MOU Quan-bin;,XU Gang;
MA Rui-feng;,MOU Quan-bin;,XU Gang;
..............page:243-246
Application of MATLAB in Determining Gas Hole Spacing
LIU Ye-jiao;,REN Yu-hui;,WANG Wen-cai;,YANG Duo;
LIU Ye-jiao;,REN Yu-hui;,WANG Wen-cai;,YANG Duo;
..............page:246-248
Research on Near Infrared Detection System of Pulverized Coal Calorific Value
LU Hui-shan;,YAN Hong-wei;,ZHANG Lin;
LU Hui-shan;,YAN Hong-wei;,ZHANG Lin;
..............page:248-250
..............page:251-254
Research on Critical Temperature of Coal Transferred in Large Silo
WANG Jian-hao;,XIONG Hong-qin;,ZHANG Jiang-shi;,ZHANG Yong-wei;
WANG Jian-hao;,XIONG Hong-qin;,ZHANG Jiang-shi;,ZHANG Yong-wei;
..............page:254-256
Determining of Reasonable Width of Narrow Pillar Under Goaf Ultra-close Coal Seams
CHU Xin-xin;,LI Xue;,WU Teng-fei;,ZHA Wen-hua;
CHU Xin-xin;,LI Xue;,WU Teng-fei;,ZHA Wen-hua;
..............page:257-260
Analysis and Research of Non-destructive Testing of Resin Bolt Anchoring
DONG Jing;,QIAN Li-xia;,TAN Di-li;,WENG Wen-chun;
DONG Jing;,QIAN Li-xia;,TAN Di-li;,WENG Wen-chun;
..............page:260-262
..............page:262-265
Analysis of Mine Cooling System Optimal Selection Based on Fuzzy Analytic Hierarchy Process
CHEN Xing-bo;,HAN Qing-yu;,WANG Bin;,XIN Song;,ZHANG Xue-mu;
CHEN Xing-bo;,HAN Qing-yu;,WANG Bin;,XIN Song;,ZHANG Xue-mu;
..............page:265-267
Support Technology of Roadway Driven Along Next Gob Heading Advancing Coal Face and Its Application
LIU Bo-tao;
LIU Bo-tao;
..............page:268-270
Three-phase Synchronous Current Control System of Explosion-proof Electrical Test Bench Based on PLC Control
GAO Peng;,LUO Yi;,MO Xing-yang;,ZHANG Tao;
GAO Peng;,LUO Yi;,MO Xing-yang;,ZHANG Tao;
..............page:271-273
Flow Field Simulation of Mine Static Mixer Based on FLUENT
CHEN Yun-hua;,LI Fang;,QU Qing-wen;,SUN Ji-shu;
CHEN Yun-hua;,LI Fang;,QU Qing-wen;,SUN Ji-shu;
..............page:273-276
Research on Prediction and Visualization of Surface Subsidence Under Insufficiency Mining
LI Xing-guo;
LI Xing-guo;
..............page:277-279
Contact Analysis of Lathe Gear Surface Based on MASTA Software
RAN Meng-chun;,ZHAO Ying-jie;
RAN Meng-chun;,ZHAO Ying-jie;
..............page:279-281
Research on Eliminating Outburst Fatalness Region with Bedding Major Diameter and Longer Hole in Three-soft Coal Seam
WANG Kai;,ZHANG Hong-bing;
WANG Kai;,ZHANG Hong-bing;
..............page:281-284
Research on Physical Mechanical Properties of Cement Grouting Material with High Volume Fly Ash
HE Ping;
HE Ping;
..............page:284-286
Research on Time-dependent Reliability of Existing Shaft Lining in Salt Disaster Environment
GAO Hui-xian;,GAO Zhi-qiang;,WANG Jun;
GAO Hui-xian;,GAO Zhi-qiang;,WANG Jun;
..............page:286-288
..............page:289-291
Using Fuzzy Mathematics Principle to Study Range of Coal Seam with Large Dip Angle
HAO Xin;,HE Yong-liang;,LU Zhan-yuan;
HAO Xin;,HE Yong-liang;,LU Zhan-yuan;
..............page:292-293
..............page:294-295
Study of Trace Elements in Coals from Huainan Based on Mathematical Statistic Analysis
CHEN Ping;,LIU Zhen;,LU Jia-jia;,WU Ying-shuang;
CHEN Ping;,LIU Zhen;,LU Jia-jia;,WU Ying-shuang;
..............page:296-298