肖洪天. 用三维有限单元法分析采动对煤层底板的影响[J]. 煤田地质与勘探, 1989, 17(3): 44-46.
引用本文: 肖洪天. 用三维有限单元法分析采动对煤层底板的影响[J]. 煤田地质与勘探, 1989, 17(3): 44-46.
Analysis of Mining Disturbonce Affect on Seam Floor by Tridimentional Finite Elemente Method[J]. COAL GEOLOGY & EXPLORATION, 1989, 17(3): 44-46.
Citation: Analysis of Mining Disturbonce Affect on Seam Floor by Tridimentional Finite Elemente Method[J]. COAL GEOLOGY & EXPLORATION, 1989, 17(3): 44-46.

用三维有限单元法分析采动对煤层底板的影响

Analysis of Mining Disturbonce Affect on Seam Floor by Tridimentional Finite Elemente Method

  • 摘要: 初次来压工作面煤层底板应力分布规律不仅与来压步距大小有关,实际观测资料表明还与工作面长度有关。

     

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