 2004, Vol. 23 Issue (S1): 4531-4534 DOI: |
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| NUMERICAL ANALYSIS ON MOVEMENT AND FAILURE of coal AND stress condition OF SUPPORT structures in MECHANIZED TOP-COAL CAVING IN STEEP THICK SEAM | |||
| Wang Shuren，Wang Jinan，Dai Yong | |||
| (Civil and Environmental Engineering School，University of Science and Technology Beijing， Beijing 100083 China) | |||
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