单词goaf
n.: 同“gob”
网络: 采空区；老塘；空岩
不含矿的岩石
废矸子堆
老窿
老塘
The impact of coal mine goaf on seismic surface ground motion and its dynamic stress distribution around the tunnel was investigated.
研究了煤田采空区对地面地震动的影响以及采空巷道的动应力分布。
The concept of inferior spontaneous combustion state in goaf is presented regarding the coal goaf with high risk of spontaneous combustion.
针对高危自燃采空区遗留煤发生自燃问题，提出采空区亚自燃状态的概念。
Particularly some unknown around the state-owned mine goaf is one of the most important damage source to impact on the mine safety.
特别是一些国有矿山周边的不明采空区，是影响矿山安全生产最主要的危害源之一。
In the same goaf, there would be an equivalent or approximate equivalent obvious variation period and sustained time.
同一采空区中，不同测点有相等或近似相等的显著变化周期和持续时间。
Therefore, the seismic and dynamic load affected to the stability of the goaf should be considered in the mining design.
因此在开采设计时，应考虑地震等动载荷对采空区稳定性的影响。
The foundation stability and residual deformation must be evaluated before building life or service facilities above old mine goaf.
在老采空区上方建设生活或服务设施时，必须对老采空区上方地基稳定性和残余变形情况进行评价和预测。
Goaf gas flow and distribution patterns were studied by means of CFD numerical simulation.
采用CFD数值模拟方法对采空区瓦斯流动及分布规律进行了研究。
goaf; surface subsidence; numerical simulation; fuzzy mathematics; stability evaluation.
采空区；地表沉陷；数值模拟；模糊数学；稳定性评价。
This method presents a scientific basis for the selection of rational measures for the prevention of the self-ignition of coal goaf are. . .
为选择预防采空区遗煤自燃的合理措施提供了科学依据。
It is a waste to the coal resources, Tunnelling along goaf is an effective measure of safe construction and reducing lose.
采取完全沿空掘巷方法，则是一种安全施工减少资源流失的有效措施。