同时指出，顶板岩层流变会降低顶板结构承载能力，促使变形失稳发生。
It is also pointed out that rheology of roof rock will reduce the carrying capacity of roof structure and will induce deformation instability.
同时指出，顶板岩层流变会降低顶板结构承载能力，促使变形失稳发生。
It is also pointed out that rheology of roof rock will reduce the carrying capacity of roof structure and will ind...
同时指出，顶板岩层流变会降低顶板结构承载能力，促使变形失稳发生。
It is also pointed out that rheology of roof rock will reduce the carrying capacity of roof structure and will induce deformat...
研究表明，考虑矿岩流变性的情况，采空区顶板岩层将随时间逐渐破坏直至坍塌。
The result indicates that the roof stratum supported by pillars in the mined-out area will gradually fail and till collapse by taking into account of the rheological feature of pillars.
根据大倾角煤层采场矿压显现特点，对采场顶板岩层的运动、破坏形式进行了研究。
Based on the strata behaviors of steep coal seams, the forms of roof breakage and movement were studied.
论述了两项关键技术分别由顶板岩层结构探测仪和顶板微变形监测仪两个仪器来实现。
The two topic technologies can be realized by detecting structure instrument of the roof rock and micro-deformed monitoring instrument.
针对顶板岩层对煤体冲击的影响作用机理，采用实验室物理模拟试验、UDEC4。
Aiming at the influence effects of roof stratum on rock burst, the research methods of physical simulation experiment in laboratory, UDEC 4.
采场控顶设计是顶板管理的关键因素，而顶板岩层的运动规律是采场控顶设计的依据。
The roof control design in mined field is the key to roof control and the movement rule of roof terrane is the basis of the roof control design.
通过对刘桥矿区6煤层顶板岩层的岩性和岩性组合结构的分析，确定了不同区域的稳定性情况。
Through analysis of lithologic character and composite structure of roof rock of No. 6 coal layer in Liuqiao Coal Mine, the stability of roof rock in different zones are assessed.
采用顶板岩层水平长钻孔抽放邻近层和采空区瓦斯是一项新技术，全面介绍了该技术研究的最新进展。
Applying long horizontal roof rock hole to drain the gas from adjacent seam and goaf is a new technique. In this paper, introduces the latest progress of this technique is introduced fully.
并通过现场矿压观测资料，从理论上论证了顶板岩层中存在的结构体实质上包括“大、小结构”两个部分。
By contrasting with weighting observation data, the conclusion that roof strata have large-small structures is demonstrated.
利用钻孔光学窥视装置及系统，探测了E1142轨道平巷顶板岩层动态破裂特征，统计分析了裂隙分布规律。
The strata dynamic cracking characteristics of E1142 haulageway in fractured roof were investigated by optical peephole device.
其中，顶板岩层结构探测仪是集成在风动锚杆钻机上，数据处理采用训练成熟的BP算法神经网络进行结构的识别；
Thes detecting structure instrument of the roof rock is integrated in the pneumatic bolt drill and data processing is adopted BP algorithm of mature net to identify the structure.
放顶煤工作面与非放顶煤工作面的区别是，采空区充填系数小，顶板岩层运动剧烈，走向方向超前支承应力峰值较大。
The differences between the coal drawing face and non-coal drawing face are low stowing factor in the goaf, vigorous movement of roof, and high stress peak abutment pressure along the strike.
从而提出石圪节煤矿残留煤柱顶板岩层具有明显的薄板特征、波动特征的基本顶载荷是支架选型的关键因素及综采回收矿井残留煤柱支架选型的依据。
Thereby it can be seen that the load of Shi ge-jie mine coal pillar roof with sheet character and fluctuate character are the key factors of support selecting.
从而提出石圪节煤矿残留煤柱顶板岩层具有明显的薄板特征、波动特征的基本顶载荷是支架选型的关键因素及综采回收矿井残留煤柱支架选型的依据。
Thereby it can be seen that the load of Shi ge-jie mine coal pillar roof with sheet character and fluctuate character are the key factors of support selecting.
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