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Coal Science and Technology
0253-2336
1974 Issue 1
ba dou zhuang yan ji
..............page:60-68
guan gu jie tou zuo tan hui
shen yao chen ;
..............page:31
jing xia wu xian dian chuan bo
yin jin zuo ;
..............page:72-81
duo sheng ti sheng jing ta ji chu ying li fen xi
zhu da tong ; lu de fu ; guo fan qiang ;
..............page:32-40
dian ye kong zhi li jing ji dou ding liang zhuang zai she bei
wang sheng hong ; yin ren zhen ;
..............page:51