矿山冒顶是矿山生产过程中严重灾害之一。
Roof fall in mines is one of the severe disasters in mining operation.
他并没有像大多数牛仔那样把冒顶摁下去。
And he did not push the top of the hat down like most cowboys do.
矿山井下开采过程中，最常发生的事故就是冒顶事故。
The roof falling accident is the most commonly occurring accidents in coal mines mining process.
分析了冒顶事故的发生原因和预兆，提出了预防措施。
The reason and forecast of roof falling are analyzed. And the preventive measures are provided.
对铜绿山矿采场冒顶的声发射特征和预报不准的原因进行了分析。
The sound emission characteristics and the causes for incorrect prediction of the stope roof fall at Tonglushan Mine were analysed.
金川矿区由于其特殊的地质条件，巷道局部发生冒顶的现象较多。
Due to the special geologic conditions of Jinchuan mining area, the phenomena of roof collapse in local drifts is quite common.
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。
The result showed that the mined-out area can not induce impact ground pressure hazard, but partial caving may occur.
武山铜矿南矿带采用上向水平分层进路水砂充填法回采，采场多次发生冒顶、片帮。
The South ore-bearing zone of Wushan copper mine is mined with ascending horizontal slicing hydraulic fill crosscut mining system. Roof falling and rib spalling occurred in any times.
本文以平邑石膏矿两次大的冒顶事故为资料背景，分析了矿柱、顶板系统的破坏机理。
With the two great roof-fall accident of Pingyi gypsum mine, this paper analyzes the stability of pillars and roof system and the mechanism of destruction of pillars and roof.
冒顶片帮事故是地下矿山危害最为严重的事故，矿山地压管理是地下开采矿山安全管理的重要任务。
Roof fall accident is one kind of dangerous accidents happened at underground mines and underground pressure management is the main task of mining safety management.
前言： 石台煤矿II3123工作面为“三软”煤层轻放工作面，顶板破碎易掉，片帮、冒顶时常发生。
The II3123 face is a light type caving face of three-soft coal seam. the roof is cracked, sloughing and roof fall often occur.
初步给出了局部冒顶监报指标的确定方法；重点探索了采用回采工作面来压综合判断指标来预报顶板来压的可能性。
The method of determining the index for predicting local roof fall has been given, the possibility of using a comprehensive index for roof weighting prediction has been discussed in detail.
其存在的主要不安全自然因素包括：水、火、瓦斯、矿尘、冒顶等，这些时时刻刻都在威胁着矿山企业的安全生产。
The main insecure natural factors include: water, fire, gas, coal dust, wall collapse and so on. All of these are threatening the production safety of colliery enterprise.
对煤矿冒顶事故发生的原因进行了详细的分析，提出了防止煤矿冒顶事故的具体防范措施，结果表明该措施是合理的。
This paper analyzes the roof leakage accidents at the end of fully-mechanized face in Wangcun Coal Mine, and advances some measures for preventing roof leakage.
冒顶事故对职工生命安全造成很大的危害，必须从加强科学管理、技术管理、质量管理、安全管理等方面采取措施加以预防。
The coping collapses threat the workers' lives. So it a must to take some measures to enhance the scientific management, technique management, quality management, safety management to prevent it.
通过对工作面端面冒顶原因及支护系统的分析得出，加大液压支架的流量可以加快移架速度，降低冒顶事故率，提高生产效率。
Analysing the roof-fall cause of end face and support system, an effective way to reduce roof fall sensitivity and improving production efficiency are pointed out.
本文分析了顶板冒落的原因，提出了顶板管理方法，如调整落矿工艺，顶板锚网支护和冒顶预测预报，结果保证了采矿的安全。
This paper analysed the cause of falling roof, raised some methods of roof management, such as adjusting mineral blast, bolt support and prediction of roof caving. It ensured safety in mining.
新型液压支柱采用密封补偿和密封胀紧等密封方式，可减少因密封泄漏而造成的冒顶等事故隐患，减少密封更换次数及维修次数。
The new type hydraulic prop reduces the accidents due to the seal leaking by using seal-compensation and seal-swelling, and reduces seal change times and maintenance times.
对锚杆支护引起的一起冒顶事故进行了分析，指出了顺巷断层对锚杆(索)支护的影响，对同类巷道的支护选择具有一定的借鉴意义。
A roof fall accident that was caused by bolt support is analyzed. The influence of the lane fault to bolt (cable) is pointed out. It has a certain reference for support selection of the same lanes.
该堵头结构简单、方便实用、安全可靠，有效解决了钢丝的防腐问题，杜绝了测试“冒顶”事故的发生，经现场多次试验及应用，效果明显。
It solves the problem of controlling erosion of steel line effectively and prevents the accident of top out in testing. By many times of applied test, the effect is obvious.
目前，我国矿山在极近距煤层开采过程中，下部煤层开采时，顶板遭受损伤，工作面及巷道顶板易于出现冒顶、漏顶现象，严重时造成支架埋压；
Today during the mining process in contiguous seams, there are many factors leading to hidden danger, such as: the top board being tortured during the exploitation of the lower seam;
本文对土体滑坡和松散层滑坡治理过程中容易出现的冒顶剪出、桩间土挤出和锚索预应力衰减等三方面的问题，结合典型的工程实例进行分析探讨。
Through typical engineering examples the extrusion of soil between piles or over top of pile and the pressure attenuation of anchoring cables in the stabilization of landslide are studied herein.
主要介绍山西省汾河水库泄洪隧洞F3断层塌方冒顶的处理情况，并分析了塌方冒顶的原因，总结了经验教训，为同类工程塌方的预防和处理提供了有益的经验。
Treatment for rockfall of F3 fault in spillway tunnel at Fenhe Reservoir is introduced and Cause of collapse is analyzed . Experience is gained for the similar project.
主要介绍山西省汾河水库泄洪隧洞F3断层塌方冒顶的处理情况，并分析了塌方冒顶的原因，总结了经验教训，为同类工程塌方的预防和处理提供了有益的经验。
Treatment for rockfall of F3 fault in spillway tunnel at Fenhe Reservoir is introduced and Cause of collapse is analyzed . Experience is gained for the similar project.
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