潘集外围4-1煤层顶底板工程地质特征研究
China Resources Comprehensive Utilization（2020）
Abstract
通过统计潘集外围4-1煤层顶板30 m至底板20 m范围内岩性分布、岩石力学性质等,本文采用岩石质量指标(RQD)、岩石强度等对岩体质量进行定量评价,为未来矿井建设、巷道布置和工作面设计等提供地质依据.
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