1) boundary pillar
境界顶柱
1.
For a mine to be changed from an open pit to underground stope, the stability of the boundary pillar has direct influences on the safety production of the mine.
露天转地下开采的矿山 ,其境界顶柱稳定性将直接影响到矿山的安全生产。
2.
To solve the interaction problem between open pit and underground mine, people generally adopt open stope method which maintain a boundary pillar between the bottom of open-pit and the room top of the first underground middle section.
此时为了处理好露天与地下同时开采相互影响的问题,一般采用空场法,它需要在露天坑底部、地下开采第一中段的矿房顶部保留一定厚度境界顶柱。
2) boundary pillar
境界矿柱
1.
Determination of boundary pillar's thickness of mine changed from open pit to underground by means of numerical simulation;
用数值模拟方法确定露天转地下境界矿柱厚度
2.
The stability of boundary pillar,which can be found across in mine shifting from open-pit to underground mining,is very important for safe production of underground mine.
境界矿柱稳定性分析是露天转地下矿山经常遇到的问题,对于矿山进行地下开采安全生产极其重要。
3.
The stability of boundary pillar,which can often be come across in mine shifting from open-pit to underground mining,is very important for safe production of underground mine.
露天转地下开采的矿山面临着一个主要问题就是境界矿柱的稳定性问题,境界矿柱留设的过薄,发生失稳破坏,可能造成突冒突涌灾害的发生；同时,境界矿柱留设的过厚, 造成矿石资源的浪费。
3) security boundary pillar
境界保安矿柱
4) coal pillar in minefield boundary
井(矿)田境界煤柱
5) top pillar
顶柱
1.
According to the main characters of overlap underground chambers, the top pillar between two adjacent underground chambers is simplified to the beam fixed at both ends, and dynamic loading is simplified to harmonic wave.
根据上下交叠型地下硐室群的主要特征,将硐室间的顶柱简化为两端固定梁力学模型,把动荷载简化为谐波。
2.
It was concluded that the 9th scheme can make the top pillar stable,and an optional mining program and some measures were.
NASTRAN三维数值分析软件对整个矿区进行建模分析,通过反复调整模型参数,分别根据提出的9种设计方案进行模拟分析对比,最后得出顶柱设置在-6 m水平(方案9)基本可以稳定。
补充资料：境界
【境界】
（术语）Vis!aya，自家势力所及之境土，又，我得之果报界域，谓之境界。无量寿经上曰：“比丘白佛：斯义弘深，非我境界。”入楞伽经九曰：“我弃内证智，妄觉非境界。”
（术语）Vis!aya，自家势力所及之境土，又，我得之果报界域，谓之境界。无量寿经上曰：“比丘白佛：斯义弘深，非我境界。”入楞伽经九曰：“我弃内证智，妄觉非境界。”
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