1) The strategic point has fallen
要塞陷落
2) maiden fortress
从未陷落过的要塞
4) subsided column
陷落柱
1.
Numerical simulation of influence of water barrier pillars for subsided column on rock failure in mining process;
陷落柱防水煤柱留设对围岩变形影响的数值模拟
2.
This text aiming at the difficulty of subsided column currently in coal mine,launches the discussion.
针对目前煤矿开采面临的陷落柱难题展开研究,首先,简述了小波分析的原理及应用现状并叙述了在解释陷落柱中的应用,其次,采用小波分析方法对三维地震勘探资料进行了特殊处理,然后,通过对小波分析数据体的属性参数的提取来解释陷落柱,从理论模型试验到实际资料的检验,都取得了较好好的效果,为陷落柱勘探这一技术难题作出了新的探索。
3.
To use 3D seismic prospecting in control of coal seam occurrence form has demonstrated its satisfying effects,but for a mine's high yield,high efficiency geological guaranteeing system still need to determine geological anomalous bodies of“barren zone”,subsided column,gob area and coal seam outcrop etc.
三维地震勘探在控制煤层赋存形态方面已取得了令人满意的效果,但矿井高产高效地质保障系统需要准确圈定“无煤带”、陷落柱、老窑采空区、煤层露头等地质异常体。
5) collapse column
陷落柱
1.
Analysis for the seismic response characteristics of collapse column;
陷落柱地震响应特征分析
2.
Analysis of water source from the collapse column of Changcun coalmine;
常村煤矿N_2-7陷落柱及其水源分析
3.
Application of the 3D-seismic method to survey collapse column;
三维地震技术在探测陷落柱中的应用
6) going through collapsible column
过陷落柱
补充资料：要塞
| 要塞 fortress 见筑城。 |
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条