遗留煤柱下坚硬顶板定向长钻孔水力压裂控制技术研究

代贵生

Hard roof control technology under residual coal pillar through hydraulic fracturing with long directional borehole

煤炭工程 . 2025, (7): 87 -94 .  DOI: 10. 11799/ ce202507013