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词汇
top-coal caving mining
释义
top-coal caving 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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更新时间:2025/11/11 11:05:36