残留矿柱 remnant pillar
- 采用有限差程序FLAC3D对天马山黄金矿残留矿柱进行回采模拟,对矿柱进行不断的模拟开挖,直至顶板岩层发生破坏。
The finite difference procedure FLAC3D was adopted to simulate the recovery of the residual pillars in Tianmashan gold mine till the destruction of the roof strata.
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