With the deepening of mining, the hidden dangers in the safety of mined area is gradually exposed.
随着采矿的深入，空区安全隐患逐渐暴露。
The sinking and deformation occurred in coal mined area do seriously effect the stability and safety on high power tower.
煤矿采空区的塌陷与变形对高压供电线塔基的稳定构成了极大的威胁。
In the residual coal mining, the retaining and non-mining pillars in the mined area in the past are for resumption of mining.
残煤开采是将过去已开采区留下的煤柱、不可采的煤柱，再进行复采。
The stress relief method of hole diameter deformation was used to measure the stress distribution of the pillar structure in the mined area in a big phosphate mine.
采用孔径变形应力解除法，测量了某大型磷矿采空区中矿柱结构的应力分布规律；
The area has been mined for slate for centuries.
这个地区开采板岩有数百年了。
Only after a developer has restored land it has already mined could it begin tearing up an area of equivalent size within the refuge.
只有在开发商恢复了它采矿已经破坏了的土地的情况下，才允许这家企业在保护区内撕裂同等面积的土地。
They mined the whole area for gold.
他们在整个地区采掘黄金。
They also control the eastern area where diamonds are mined.
他们也管理着东部开采金刚石的地区。
The landslip above mined-out area is a rock-moving type in underground mining.
采空区上覆山体的滑坡是地下开采过程中又一种岩石移动类型。
Maximal exposed area and supporting stress are made sure, moreover, many measures are brought forward to insure stability of mined-out area.
确定了民采空区允许的最大暴露面积和允许承受的地应力，并提出了保证空区稳定的安全技术措施。
The instability of widespread mined-out area is a typical major hazard sources in mine.
大面积采空区失稳是典型的矿山重大危险源。
The whole area has been mined out.
整个地区的矿藏都被采光了。
The technical measures of the filling of mined out area employed in Dazhuangzi Gold mine were introduced and an assumption to improve it further was put forward.
文中叙述了大庄子金矿井下采空区充填工艺，介绍了充填过程中的技术措施，并提出了进一步改进设想。
After the whole area has been mined out, all the miners have left.
整个地区的矿全都挖光后，所有的矿工就都离开了这里。
The possibility is studied for construction of large-seale steel smelting workshop on the surface of mined-out area in Benxi Coal Mine.
本文研究了在本溪彩屯煤矿巳采区地表兴建大型炼钢车间的可行性。
The main types of mine geological disasters were analyzed with a focus on the observation method in the mined out area and the harnessing methods for the possible geological disasters were proposed.
分析了矿山地质灾害的主要类型，并着重提出矿山采空区的勘查方法，对可能产生的地质灾害提出防治方法。
The result showed that the mined-out area can not induce impact ground pressure hazard, but partial caving may occur.
结果表明：该采空区不会发生冲击地压灾害，但可能发生局部冒顶。
It is the first time to research into the identification problem of major hazard source concerning widespread mined-out area instability systematacially.
首次对大面积采空区失稳的重大危险源辨识问题进行了系统研究。
Roof falling of mined out area was numerically studied by using a rock failure process analysis software(RFPA2D).
前言：运用岩石破裂过程分析RFPA2D 系统，对采空区顶板大面积冒落过程进行了数值模拟研究。
The mined-out area due to underground mining is one of the main risk sources of mines.
开采 留下的大量采空区是影响矿山安全生产最主要的危险源之一。
According to the experiential formula, the caving-in zones and fracturing zones of the coal cave mined out area have been calculated.
根据经验公式，计算了各部位煤洞采空区的冒落带及裂隙带高度。
Then, the design of the detection system in borehole of the mined-out area based on ultrasonic distance measurement was introduced.
然后介绍了基于超声波测距的孔内空区形态探测系统的设计。
According to geological condition of this mined-out area, a three hole-ins well has designed to carry out surface grouting and fire-area sealing.
根据该采空区地质条件，设计了三开井身结构，对采空区进行地面注浆及封堵处理。
Collapse of mined-out area is an environmental geological hazard of the coal mining area.
采空区塌陷属于煤矿区的环境地质灾害问题。
The results of numerical analysis on mined-out area indicate that the roof at mined-out areas is unstable and the rock in the roof is easy to collapse in this mine.
数值分析结果表明：夹沟矿采空区的顶板是不稳定的，顶板岩体容易发生垮落事故。
The stability of mined-out area was bad before reinforcement, and the distortion value of the groundsill meet demand after grouting.
治理前采空区不稳定，治理后地基变形值满足要求。
Also abandoned shaft and mined-out area repaired can be used for depositing waste slag from mine itself and other industrial waste to mitigate a contradiction between waste site and cultivation land.
修复利用废弃巷道和采空区，储存矿山自身产生的废渣和工业废渣，缓解废石场与耕地争地的矛盾。
When the mining of gold-bearing deposit of quartz vein type reaches to a certain depth with mined-out area untreated, full attention should be paid to mine's overall stability.
含金石英脉群类型的矿床，当采深达到一定程度而采空区又未进行适当处理时，矿山的整体稳定性应予以充分注意。
Phosphor-gypsum is filled into the mined empty area as filling aggregate, it is not still applied yet in China at present.
磷石膏作为充填骨料充填于井下采空区，目前国内尚无先例。
Phosphor-gypsum is filled into the mined empty area as filling aggregate, it is not still applied yet in China at present.
磷石膏作为充填骨料充填于井下采空区，目前国内尚无先例。
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