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- Research on mine strata pressure behavior law in fully mechanized coal mining face with complicated geological conditions 复杂地质条件下综采工作面矿压显现规律研究
- Mine strata pressure behavior law and surrounding rock control of the top coal caving mining face with hydraulic single props 单体支柱放顶煤工作面矿压显现规律及围岩控制
- strata pressure behavior law 矿压规律
- Research on law of strata pressure behavior in the steep inclined coal face 大倾角采煤工作面矿山压力显现规律的研究
- Strata pressure behavior and control for fully mechanized high cutting coal mining face 大采高综采工作面矿压显现及其控制
- Strata pressure behavior and support practices of crossing coal mining over mine soft rock roadway in Tongting Mine 童亭矿跨采软岩巷道矿压显现及支护实践
- Pressure Behavior Law of Mining Gateway Along Gateway Retained for Next Sublevel with Deep Inclined Critical Angle 急倾斜临界角沿空回采巷道矿压显现规律
- Analysis on Mine Pressure Behavior Law of the Sub-slice Full-mechanized Mining Working Face 分层综采矿山压力显现规律探析
- strata pressure behavior 矿压显现
- Study on pressure behavior laws of blasting mining face in steep coal seam 大倾角炮采面矿压显现规律研究
- In addition, the effect of startup pressure gradient of Bingham fluid in stratum pressure distribution are analyzed. 分析了宾汉流体的启动压力梯度对地层压力分布的影响。
- 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。
- Thirdly, by using data digging methods, they constructed two models of learning behavior law. 第三,应用数据挖掘的方法,构建了学习行为规律的两个模型。
- mine pressure behavior laws 矿压显现规律
- To solve strata pressure control of shallow coal seam with thick sand and thin bedrock, in-situ observation was carried out in Baoshan mine 6101 fully mechanized coalface, which is the first coalface. 摘要为解决厚砂层薄基岩浅埋煤层矿压控制问题,对宝山煤矿6101综采工作面(首采)进行现场实测。
- 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。
- And every hydrodynamic unit of the hydrodynamics in the Songliao basin has its own characters in aspects of stratum pressure, the water-flow direction, potential level and vertical pressure grads. 且形成在地层压力、流动方向、流体势、垂直压力梯度等方面各具特征的局部水动力单元。
- 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。
- 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。
- "Port regulation can not make afore-mentioned absoluteness video upload behavior lawful. “避风港规则并不能使上述无限制的视频上传行为合法。”