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- The ground pressure behavior anomaly in fully-mechanized top-coal caving working face is a trans-normally and detrimentally dynamic pressure phenomenon. 综放采场矿压显现异常是发生在综放采场的超出常规预计、对安全生产造成较大危害的动压现象。
- Ground pressure behavior and roof controlling in fully-mechanized top-coal caving face with gridding support 网格支架放顶煤工作面矿压显现特征及顶板控制
- Ground pressure behavior in fully-mechanized mining face with large mining height and thin basement rock 薄基岩大采高综采面矿压显现规律
- Anomaly of ground pressure behavior and it's controlling technique in fully mechanized top-coal caving face 综放面矿压显现异常分析及控制技术
- Ground pressure behavior in top coal caving face supported by light hydraulic prop under condition of steep inclined thick coal seam 大倾角厚煤层轻放采场矿压显现特点
- ground pressure behavior 矿压显现
- According to the field investigation at Dayang coal mine, the paper describes behavior of ground pressure of longwall top coal caving face with soft surrounding rock and movement of overlying strata. 本文通过大雁二矿28%23层采面矿山压力的实测分析,论述了软岩矿井大采放比综放开采矿压显现特征和围岩活动规律。
- The harm of percussive ground pressure,produced reason,conditions and protective measures are introduced. 介绍了冲击地压的危害程度，发生的原因、条件及采取的防治措施。
- Abstract: The harm of percussive ground pressure,produced reason,conditions and protective measures are introduced. 文摘:介绍了冲击地压的危害程度，发生的原因、条件及采取的防治措施。
- By the pressure behavior, the pressure drawdown curve may be divided into three phases, namely nonsteady state, transit state and pseudosteady state. 根据压力动态,压降曲线可以划分为非稳态、过渡和拟稳态三个阶段。
- Ground pressure disaster occupies a predominent proportion in mine casualty accidents. 地压灾害在矿山伤亡事故中占绝对比重。
- Rock-bursting is a special underground pressure behavior in deep mining in China currently and it intimidates seriously the safe mining. 冲击矿压是当前我国煤矿深部开采出现的一种特殊的矿山压力现象,它严重威胁井下安全生产。
- The idea of key stratum pressure is put forward, and the ground pressure is mainly influenced by the breakage of key . 提出主关键层来压的新概念,指出回采工作面矿压显现程度主要受主关键层破断的影响。
- Pressure behavior and pressure effect of dilute stabilizing agents in the thermal decomposition of organic peroxides were examined in a mini-closed pressure vessel test(MCPVT). 用小型密闭压力容器试验(MCPVT)跟踪测定了有机过氧化物热分解反应产生的压力行为和有稀释稳定剂存在下的压力效应。
- Moreover, in the weighting process of the main roof, the characteristics of ground pressure manifestation are all of "camelback" form. 在来压过程中,回采工作面的矿压显现特征量均呈“驼峰”型。
- The stability of skarn in the soleplate of ore body is bad and the mining ground pressure is serious in Xishimen iron ore mine. 鲁中小官庄铁矿由于埋藏深、地压大、矿体倾角比较缓、矿岩破碎,是国内有名的难采矿山之一。
- It has been s uggested to choose logical project design, construction scheme, and support meas ure to reduce ground pressure damage. 并建议选择合理的工程设计、施工方案、支护措施，以减少地压破坏。
- Through researching on the charaters of soft rock and ground pressure,provides more ideal support methods so sa to achieve better economic benefit. 通过对元宝山矿区软岩特征和软岩巷道地压显现的研究,提出了更为理想的支护方式,以达到良好的经济效益。
- The regularity of the activity of ground pressure in mine stope andthe results of controlling in the process of mining are summed up and analyzed. 对回采过程中，采场地压活动显现规律与控制效果进行了总结与分析。
