文章摘要信息 关键词 : 保水开采 隔水关键层 绿色开采 [gap=836]Keywords : water-preserved mining;water-resisting key strata;green mining
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water-preserved-mining 保水开采
water-preserved mining technology 保水开采技术
water-preserved coal mining 保水采煤
water-preserved mining
water-preserved矿业
以上为机器翻译结果,长、整句建议使用 人工翻译 。
Aiming at the problem of drought and water shortage in north Shaanxi, we analyzed principles for designing room and pillar water-preserved mining method.
针对陕北干旱缺水的实际,分析了房柱式保水开采的设计原则。
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