Coal Technology 1999 Issue 6 Mechanism research on divided layer in mining

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Coal Technology
1008-8725
1999 Issue 6

Mechanism research on divided layer in mining
HAO Yan-jin;WU Li-xin;HU Jin-xing

..............page:40-41

Approach to wide power
GUO Wan-song

..............page:42-43

Developing electronic commercial affairs and creating the competitive advantage in net environment
LI Yue-zhen

..............page:43-44

Analysis of retirement age
WU Xiao-wen;LU Xiao-mei

..............page:45-46

Research and exploration on the question of continuous development in Yangquan coal mine
LI Hai-zhen

..............page:38-39

Analysis of the motion mode of mechanical processing shaping method to the spare parts
HE Wang;HU Zhong-ju

..............page:36-37

Analysis of the geology structure charactor and forming system in Yangquan mine
JIAO Xi-ying;WANG Yi

..............page:34-36

Character comparison of Jiufengshan group formation on the two sides of Nenjiang fault and coal exploration
QIN zhi-hong

..............page:31-33

Application and reform of electrodialysis technology in water and liquid providing in combined mining
PEI Wen-xi;LI Xiu-qin;ZHANG Liang-hai

..............page:28-30

Data recovery of hard disk destroyed by torch-virus
MENG Hui-xue;QIN Zhi-hong

..............page:26-27

Circuit of occupied space ratio generator
WEI Jian-xing

..............page:25

Effect of gear design structure on heat treatment deformation
MU Jing;CHEN Ya-dong

..............page:23-24

Mine reform
LIU Yan-jun;WU Xian-wen

..............page:21-22

Usage of no-leg support
YIN Shao-hong;YANG Lin-jie

..............page:20-21

Computer photo treatment and recognition way of the flotation foam
LI Zhen-xiang;LUO Hong-yu

..............page:17-19

Effective way of raising coal mining rate
ZHANG Yong-feng

..............page:15-16

Aplication of computer autographometer in combined mining monitoring
HU Xue-jun;BAI Zheng-cai;YANG Xing-quan

..............page:13-15

Way of lifting the single face output in combined mining face
ZHANG Run-zhi;LI Shu-Kui

..............page:11-12

Feature of the mechanical electric product reliability
LI Yun-xin;WEI Chang-jiang

..............page:9-10

Using root-mean-square method in calculating low-voltage line consumption
HAN Wei-guang;SONG Wei;WANG Xue-qing

..............page:7-8

Analysis of the replaceability of mine swtich
LI Shu-tao;QU Ying-hong

..............page:5-7

Development of the electrical-control equipment of AM-50 type heading machine
SUN Bao-liang;WANG Jian;WANG-Xiao bin

..............page:3-4

Analysis and diagnosis of the trouble of coal winning machine
JIANG Lin-xian;LI Gui-ke

..............page:1-2