Gas extraction techniques and movement properties of long distance and pressure relief rock mass upon exploited coal seam

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作者：
Cheng, Yuan-Ping
Yu, Qi-Xiang
Yuan, Liang
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Liaoning Gongcheng Jishu Daxue Xuebao (Ziran Kexue Ban)/Journal of Liaoning Technical University (Natural Science Edition) | 2003年 / 22卷 / 04期
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