蚀变带内矿体开采中人工假底的应用研究 |
宋恩祥,李强,张静,彭康 |
Research and Application of Artificial False Bottom in Mining of Orebody in Alteration Zone |
Enxiang SONG,Qiang LI,Jing ZHANG,Kang PENG |
图3 进路薄“板”的“软支弱板”结构破坏形式 |
Fig.3 Destructive form of the “soft-supported and weak plate” structure of the thin “plate” in the approach |