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词汇 fully mechanized top coal mining
释义 fully mechanized top coal mining
基本例句
综放开采
With the increase of the depth of coal seams mined, rock bursts will easily occur in gateways with fully-mechanized sublevel caving mining.摘要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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