With the increase of the depth of coal seams mined, rock bursts will easily occur in gateways with fully-mechanized sublevel caving mining.
随着煤矿开采深度增加，综放开采回采巷道易发生冲击地压危害。
With the increase of the depth of coal seams mined, rock bursts will easily occur in gateways with fully-mechanized sublevel caving mining.
随着煤矿开采深度增加，综放开采回采巷道易发生冲击地压危害。
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