冒落采空区,caving goaf
1)caving goaf冒落采空区
2)gob caving band采空区冒落带
1.Roof rock drilling pulls out gas atgob caving band and gob caving slit band,redules gas consistency In stope corner and return airway and avoids stope corner and return airway gas overrun,at the same time,the wind speed overrun is settled at stope.告成煤矿的主采二1煤层属典型“三软”厚煤层,回采工作面隅角和回风流中瓦斯体积分数超限的主要原因是采空区瓦斯涌出过多,采取顶板岩石钻孔的方法对采空区冒落带及冒落裂隙带的瓦斯进行抽放,降低了回采工作面隅角和回风流中的瓦斯体积分数,避免了采煤工作面隅角和回风流瓦斯体积分数超限,同时克服了工作面风速超限的问题。
3)gob rock采空区冒落体
4)caving mining area冒落采区
1.In view of above problems,the mining technology has been improved in Zhuyu mine areas by supporting with small wooden stand and opening stoping passage in thecaving mining area.针对以上问题,对竹峪金矿区采矿技术进行了改进,采用小木架支护法,在冒落采区中开辟回采通道,回采矿石。
英文短句/例句
1.Practice of Supporting Method with Small Wooden Stand in the Residual Stones of Caving Mining Area小木架支护法在冒落采区残采矿石中的实践
2.The Investigation on Roof Falling Morphology and the Gas Migration Law in Goaf under the Condition of Drainage抽采条件下采空区覆岩冒落形态与瓦斯运移规律的研究
3.Study on Mechanism of the Grouting Backfill in Caving Area with Strip Mining under Buildings;建筑物下条带开采冒落区注浆充填减沉技术的理论研究
4.Study on Relationship between Depositing Characteristic of Falling Waste and Top Coal Recovery in Full-mechanized Caving综放开采冒落矸石堆积特征与顶煤回收率关系研究
5.When the ore is particularly valuable, the walls and pillars are often removed at a later stage and the roof of the chamber is allowed to cave in. This technique is known as robbing.如果矿石特别宝贵，矿壁和矿柱常在最后回采，让采场顶板冒落。这一技术叫矿柱回采。
6.The engineering cases show that grouting is an effective way to get across the collapsed zone.工程实例表明注浆是一种通过冒落区的有效办法。
7.Adopt the policy of advancing in a series of waves to expand the area under the independent regime, and oppose the policy of expansion by adventurist advance.割据地区的扩大采取波浪式的推进政策，反对冒进政策。
8.Frogger Adventure The Lost Wand青蛙冒险-失落的权杖
9.The seeds may have been transported to settlement areas along with collected plant material.种子随着采集的植物材料运输到有村落的地区。
10.Study on the Community Characteristics of Zooplankton in Water Area Resulted from Coal-mine Subsidence;采煤塌陷区水域浮游动物群落特征研究
11.Village Planning with MIGIS and PRA in the Hani Community inLuchun County,Yunnan Province;采用MIGIS和PRA进行哈尼族贫困地区的村落规划
12.Application of short wall fully caving coal mining method in Shendong coal mine area短壁全部垮落采煤法在神东矿区的应用
13.Numerical model of nonlinear flow-diffusion for gas mitigation in goaf and atmosphere采空垮落区瓦斯非线性渗流-扩散模型及其求解
14.Research on Air Bumping Disaster Induced by Large Roof Falling in Goaf采空区顶板大面积垮落的空气冲击灾害研究
15.DETERMINING THE HEIGHT OF COLLAPSE AND FRACTURE ZONE WATER-TRANSMITTING IN MINED-OUT AREA BY MEANS OF BOREHOLE利用钻孔确定采空区垮落带和导水裂隙带高度
16.One who is engaged in speculative mining or well drilling in areas not known to be productive.野猫钻井者，盲目开采油井者从事在资源依据不足的地区冒险性采矿或钻井
17.The results show that the great plastic yield areas and pull failure areas are formed in the base structure with caved area extends.结果表明,随矿岩崩落开采,崩落区下方岩层出现较大范围的塑性破坏区和拉破坏区。
18.The regions of the relatively backward ecnomy and culture have to follow up a Jump-Over development strategy.区域经济文化比较落后的地区必须采用跨越式发展的战略模式。
相关短句/例句
gob caving band采空区冒落带
1.Roof rock drilling pulls out gas atgob caving band and gob caving slit band,redules gas consistency In stope corner and return airway and avoids stope corner and return airway gas overrun,at the same time,the wind speed overrun is settled at stope.告成煤矿的主采二1煤层属典型“三软”厚煤层,回采工作面隅角和回风流中瓦斯体积分数超限的主要原因是采空区瓦斯涌出过多,采取顶板岩石钻孔的方法对采空区冒落带及冒落裂隙带的瓦斯进行抽放,降低了回采工作面隅角和回风流中的瓦斯体积分数,避免了采煤工作面隅角和回风流瓦斯体积分数超限,同时克服了工作面风速超限的问题。
3)gob rock采空区冒落体
4)caving mining area冒落采区
1.In view of above problems,the mining technology has been improved in Zhuyu mine areas by supporting with small wooden stand and opening stoping passage in thecaving mining area.针对以上问题,对竹峪金矿区采矿技术进行了改进,采用小木架支护法,在冒落采区中开辟回采通道,回采矿石。
5)Caving in mined area空区冒落
6)gob caving slit band采空区冒落裂隙带
延伸阅读
212113浇冒口清理滚筒操作规程生产率：5吨/时1、遵守铸造设备通用操作规程。2、工作前还必须遵守：a、 检查滚筒内部锰钢板是否松动、如有松动，应及时紧固好；b、 检查滚筒体入口处是否与滑道相碰，如果相碰应于脱开；c、 先点动试车，然后空运转2-3分钟，检查传动系统（电动机、联轴节、减速器）和滚筒体的运动是否平稳，确认一切正常后，方可进行生产。3、工作中还必须遵守：a、 开车时，先开通风机，后开滚筒。停车时，先停滚筒，后停通风机；b、 经常注意进料情况，过宽过长的料不得进入滚筒内，以免卡住滚筒，使得滚筒体撬起，甩到地坑内，造成设备事故；c、 滚筒进料时，操作人员不要在地坑内停留；d、 设备开动时，如果滚筒压在挡轮上，应通知维修人员调整，以免引起轴瓦发热，甚至烧坏轴瓦；e、 不许浇冒口积压在滚筒出口处，以免妨障滚筒体动动。4、工作后滚筒体内的浇冒口应完全卸尽。
