1) rock pressure distribution
矿山压力分布
1.
A digital simulation is made to the rock pressure distribution of faces with large mining height when crossing gob,which may guide engineering practice.
针对大采高工作面过空巷时的矿山压力分布进行了数值模拟,以掌握其分布规律,从而对工程实践提出指导性意见。
2) underground pressure
矿山压力
1.
Monitor study on broken floor depth caused by underground pressure;
矿山压力对底板破坏深度监测研究
2.
Based on the analysis of roof water-inrush source,the relationship between water-inrush from roof and underground pressure and rockburst was revealed.
在分析4煤层开采顶板突水水源的基础上,揭示了矿山压力、冲击地压同顶板突水之间的关系,探讨了煤层开采过程中顶板突水对促进冲击地压形成的影响作用机理;基于物理流变学和断裂力学理论,提出了砾岩粒间隙中的水流失导致砾岩粒界面附近多层次应力局部集中,造成砾岩产生新的断裂,形成多层次冲击地压,促进顶板斑裂线扩展的机制,阐明了冲击地压和顶板突水互为影响的因果关系,从理论研究和现场监测2个方面得出了华丰煤矿4煤层开采深度大于520 m时容易形成冲击地压的结论。
3) rock pressure
矿山压力
1.
Summarize of practical rock pressure sensors;
实用矿山压力传感器综述
2.
The caving of thick and strong roof stratum,key stratum,causes tremendous rock pressure in mine.
采场上覆岩层中的厚硬岩层,即厚硬关键层,其冒落会造成剧烈的矿山压力显现。
3.
Based on the measured stress results with hydraulic fracture method in a mine, the variation of waterresisting ability for floor rock mass under effecting of geostress and rock pressure is analysed and discussed.
以某深部矿井水压致裂应力测量资料为依据，分析了煤层底板岩体在矿山压力和原始地应力的联合作用下，在阻抗水能力方面的变化。
4) ground pressure
矿山压力
1.
According to the surveyed data, the authors have studied the influence of caving face to roadway in floor, and revealed the behaviour law of ground pressure around roadway under caving face and the basic characteristics of the stress field in floor.
以井下实测资料为依据，研究了综放面底板采动应力场对跨采巷道的作用，揭示了综放面底板采动应力场的基本特征及其跨采巷道矿山压力显现规律。
2.
Based on the measured data the main characteristics of ground pressure in a sub-level caving face are as the following:(1) The working resistance of powered support is not greater than that of supports used in a single coal seam or in top slice of a coal seam; (2) The external load exerted on the support used in sub-level caving face generally moves forward.
以放顶煤工作面实际观测资料为基础，论述了放顶煤工作面矿山压力显现的主要特征：（１）液压支架工作阻力不大于单一煤层或上分层开采时的支架工作阻力；（２）放顶煤工作面的支架外载荷普遍前移。
3.
The development of ground pressure and strata control now are facing some urgent tasks such as mining coal safely and effectively,raising the recovery rate of coal resources and controlling the environ- mental damage caused by mining.
矿山压力和岩层控制理论与技术的发展,当前面临着煤炭安全高效开采、提高矿井资源回采率及开采造成的环境损害控制等方面的紧迫任务,推进开采设计决策与管理的现代化是今后发展的主要方向,加强矿山压力与岩层控制的研究是基础,应大力开展几项重点课题的研究。
6) mine pressure
矿山压力
1.
This article analyses basic characteristics of coalseam roadway mine pressure in Yunguang Mine from the theory and gives out feasible methods of supporting the roadway in accordance with the actual situations in the mine.
从理论上分析了大同煤矿集团公司云冈矿煤层巷道矿山压力的基本特点,并针对实际情况提出了巷道支护的可行方法。
2.
The paper introduces how to predict pressure situation of face by the mine pressure theory and how to prevent roof from cutting and splitting based on exploiting in the Xinzhouyao Mine.
以大同煤矿集团公司忻州窑矿为例,针对"两硬"条件下综采工作面开采过程中,工作面顶板经常在煤壁处剪断,出现工作面台阶下沉,甚至大面积垮顶的问题,介绍运用矿山压力理论,预报工作面来压形式,及人工强制放顶预防顶板剪切断裂的方法。
3.
There are many reasearch method for mine pressure,this thesis introduced ground observation by the example of E1106 work face of State-run Xinji No.
有关矿山压力的研究方法较多,本文以国投新集二矿E1106综采工作面为例,详细介绍现场矿压观测法。
补充资料：锅炉、压力容器、压力管道及特种设备定期检验
锅炉、压力容器、压力管道及特种设备定期检验
periodic inspection of boilers, pressure vessels, pressure piping and special equipment
guolu YOli侧飞扣1 YOli gLJal对印ji tez陌叩劝以拍1 dingqi】，on四n锅炉、压力容器、压力管道及特种设备定期检验(peri诫c inspectionof城le。，p~切reves-Sels，p~二piPing ands衅过闪uiplr屺nt)为保证设备的安全使用，规定设备必须按一定周期进行法定的、强制性的检验。定期检验由政府设立的检验所、使用单位或行业检验站进行。检验单位及检验人员必须具有与所检设备相适应的资格。设备使用单位应该建立定期检验制度，做好检验计划，按时向检验单位提出申请。检验单位应该保证及时进行检验，检验按有关检验规则进行。检验时，设备使用单位应做好配合工作，提供必要的运行资料。检验完毕，检验单位要出具检验报告，对设备能否使用，要作出明确结论。如设备有缺陷，要提出是否修理、监护使用和报废的处理意见。锅炉压力容器安全监察机构根据检验机构的报告，发使用许可证书。有缺陷的，责令使用单位修理，修理后检验仍不符合安全要求的，则通知报废。使用单位逾期不进行定期检验，锅炉压力容器安全监察机构有权停止其设备运行。(陈亦惠)
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