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Feasibility study on coal mining with protective coal pillars above gravel water bearing stratum
Author(s): 
Pages: 7-9
Year: Issue:  11
Journal: COAL ENGINEERING

Keyword:  三图-双预测定量评价含水层;
Abstract: 为了安全开采底砾含水层保护煤柱,采用"三图-双预测"方法,辅以切合实际的探查和试验,对采区的水文地质条件定量评价和预测,实现了保安煤柱的安全回采.在研究过程中完善了"三图-双预测"理论,拓宽了其适用范围,可为类似的顶板水定量评价、第四系底砾含水层下采煤提供理论和实践上的参考.
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