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[会议论文] 作者：Jian Guo WANG,You Ye ZHENG,Hai Tao ZHENG,
来源：2nd International congress on advanced materials(AM2013)第二届国 年份：2013
Coal and gas often extrudes when excavateing the No.3 coal seam in Xinjing mine,which threatens the safety of production and economic benefits.The main contents can be summarized as follows: geologica...
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