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| 2013, Vol. 36(8): 45-47 DOI: | ||
| Roof Caving Alternating Points Higher Comprehensive Reinforcement Renovation Technology Application | ||
| KONG Xiang-li | ||
| Handan Ruida Engineering Design Corporation Ltd., Handan 056011, China | ||
| Received null Revised null | ||
| Supporting info | ||
| null | ||
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