作者:Kowalczuk, J.^1, Hadam, A.^1, Poniewiera, M.^2
关键词:Digital files;Digital model;...
会议举办机构:Coal Mine ROW, ul. Jastrzbska 10, Rybnik
会议时间:2019
2 Analysis of stress level during longwall mining of a coal seam with the use of seismic effect method [会议论文]
作者:Wojtecki, Lstrok^1, Golda, I.^2
关键词:Coal seams;Destress blasting;...
会议举办机构:Central Mining Institute, Department of Geology and Geophysics, Plac Gwarkow 1, Katowice
会议时间:2019