المؤلفون: JI Qianhui, HAO Shijun, WANG Cheng, LIU Weiwei

المصدر: Gong-kuang zidonghua, Vol 46, Iss 3, Pp 79-83 (2020)

مصطلحات موضوعية: mine water-inrush, water-hazard prevention of coal mine, water-hazard detection of coal mine, comprehensive exploration, audio-frequency electric penetration, directional drilling, water-conductive collapse colum, Mining engineering. Metallurgy, TN1-997

وصف الملف: electronic resource

Relation: https://doaj.org/toc/1671-251X

URL الوصول: https://doaj.org/article/4734dcaab4bd40ca8c528a61f36f8252