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mined-out area
    All things conspired towards the suggestion that the radon-exhausting from mined-out area should be applied widely in uranium mines.
    作者建议采空区氡抽排应在铀矿山广泛推广使用。
    In this paper, the design principle and selection of main structural parameters of F-602 pneumatic cable thrower are presented. The calculation procedure for its undergound use and the technology to drag the Scraper cable in the room-and-pillar stopes by this machine without personal entrance into the mined-out area are also described.
    本文论述了F-602型风动抛绳器的设计原理和主要结构参数的选择,井下应用的计算和配合房柱法用电耙出矿时,人员不直接进入采空区拖曳电耙钢绳的工艺。
    The reason for the variation of radon concentration in the mined-out area is made clear, the method of prevnting the radon contamination of in-take air current by changing the ventilation pressure as well as the condition of pressure distribution is suggested, and the effective result accomplished in mines by using these methods is also noted.
    阐明了采空区中氡浓度增高和污染井下大气的原因,提出了借助于通风压力分布以防止采空区中氡污染矿井大气的方法,并介绍了这些方法在矿山使用中所取得的实际效果。
    Based on practical falling and filling condition of mined-out area in the steep seam and taking the caved debris filled in lower goaf as elastic foundation, the mechanical models of elastic foundation wall are founded.
    本文根据急斜煤层的实际开采和采空区垮落充填状况,把采空区下部充填矸石视为弹性基础,建立了弹性基础墙的力学摸型。
    In the paper, according to the simulation theory ,physical model of nitrogen injected process of fully mechanized top-coal drawing in mined-out area in three-dimeations is designed based on test result, thelaw of nitrogen migration in the goaf is analysed and found out,finally,through a practical example,the conclusions are verified.
    本文根据相似理论,研制了某一综放开采采区三维空间注氮过程的物理模型,通过模型模拟实验结果,分析并得出了采空区三维空间氮气运移规律,最后通过实例分析,对上述结论进行了验证。
    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。
    The lateral activities of mountain body above mined-out area are different from the deformation and failure(landslide) of general slope and the strata overlying of mine area.
    顺向缓倾构造山体采空侧动(侧向滑移变动),不同于一般天然山坡的滑坡,也与采空区一般上覆岩层的变形位移有异;
    The deforming-cracking mechanisms of strong pulling-apart in south-north direction, weak pulling-apart in east-west direction ,and anticlockwise rotation on the horizontal were been recognized after analysis of distribution of coal mined-out area, geopressure action on the roof, and rock body fracturing and deformation in last twenty yea's in this article.
    文章通过对煤层采空区的分布、地压作用、山体开裂和近20多年来的变形等方面的综合分析,得出链子崖危岩体具有南北强拉裂、东西弱拉裂和平面反时针转动的立体开裂变形机制。
    The determination of location and range of mined-out area by using Radon measurement method, according to the analysis of the geophysical and geochemical characteristics of radon, is discussed in this paper, and the satisfactory result was obtained when it was applied in Zhangcun coal mine.
    本文通过对氡的地球物理化学性质的分析,探讨了用测氡技术探测煤矿地下采空区的位置与范围,并经在漳村煤矿的实际应用和验证,取得了良好效果。
    The data from engineering digging and monitoring are analyzed systematically and some laws of coal cinder composition and its filled extent are correspondingly charac-terized with geopressure distribution in the coal mined-out area at the bottom of Lianzi’ aidangerous rockbody in this paper.
    根据开挖施工和地压监测取得的实际资料,系统分析了链子崖煤层采空区自然填充的物质成分,不同地段填充程度及相应的地压分布规律。
    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。
    Tieshan tunnel of the Bapeng road is located in Daxiang of Shichuan province with the total length of 2 099 m. The tunnel passes through coal mined-out area K17-1,K21 and K24. The deformation,cracking,alteration and falling occur at the secondary lining at the station of K140+527~608 due to the influence of mined-out area,underground water and other factors,which do harm to the traffic safety,and must be cured.
    巴彭公路铁山隧道位于四川省达县境内,全长2 099 m,其主要穿越K17-1,K21,K24煤层采空区,由于受煤层采空区、地下水及其他因素的影响,致使K140+527~+608段二次衬砌出现开裂、错台、掉块,危及行车安全,必须进行工程病害治理。
    In the Xishan section of Shizishan Copper Mine, a very big continuous pillar remains unrecovered in the extremely large mined-out area left after many years of mining.
    在狮子山铜矿西山矿段,多年的开采形成了一个特大采空区,采空区中留有一个大的连续矿柱。
    Through analysis of the current filling condition of the mined-out area in the upper part of Woxi mineral field and based on the different characteristics of different filling methods,a fresh and effective filling method was designed and adopted i.e.supplying filling materials through drill-hole,which kept the mined-out area from hidden trouble against safety.
    通过对沃溪矿区采空区及充填现状的分析 ,综合各种充填方法的特点 ,设计出一种行之有效的新的充填方法———钻孔充填法 ,解决了沃溪矿区上部空区处理不到位、安全隐患大的问题。
    A large amount of solid waste is made,and mined-out area and waste land is great deal. The main task and difficulty in environment management work is land reclamation and management of land use for disposition of solid waste in mine area of non ferrous in the new century in Guangxi.
    有色金属业固体废弃物排放量大 ,采空区和废弃地多 ,有色金属业矿区土地复垦和固体废弃物处置用地管理是广西跨世纪发展的环境管理工作的重点与难点.
    It is the most important research for west coal mining presently to control the derived dynamical disasters of large scale mined-out area.
    西部矿山大尺度采空区衍生动力灾害是目前煤矿开采中面临的最大技术难题.
    The formation process and the distribution status of the mined rock cracks are simulated by using the simulated experiment with the similar material. The evolvement laws for the crack network of rocks in caving zone,fractured zone and bent zone of mined-out area are studied.
    利用相似材料模拟试验模拟采动岩体裂隙的形成过程和分布状态 ,运用分形几何理论研究采空区冒落带、裂隙带和弯沉带岩体裂隙网络的演化规律。
    The mined-out area originated from the application of open stope method should be treated by back-filling,caving or supporting when its volume or area reaches a certain quantities.
    空场采矿法所形成的采空区 ,当其体积或面积达到一定数量之后 ,应使用充填、崩落或支撑等方法进行处理。
    Shaodong gypsum mine has been excavated for many years and its mined-out areas have not been treated. Up to now its mined-out area has reached 1.05 km 2 and its mined-out volume 3.71 million m 3. The roof stability parameters of the mine's mined-out areas is calculated.
    邵东县石膏矿长年开采且采空区未经处理 ,总采空面积已达 1.0 5km2 ,采空体积 3 71万m3 。
    Studying on regulation of "three zones" distribution of mined-out area is the basis of predicting spontaneous combustion of coal.
    采空区"三带"分布及变化规律的研究,是综放面自燃预测的基础.
 

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