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- Use of Hierarchy Analysis Process to Determine Weight of Influence Factors of Mine Roof Water Inrush 应用层次分析法确定矿井顶板涌水影响因素的权值
- roof water inrush 顶板突水
- The principle of WKS in water-preserved mining has been successfully applied to the disaster prevention of water inrush from roof and floor in working face. 保水采煤的隔水关键层原理在采场顶底板突水灾害防治中得到了成功应用。
- Base on the back ground of Dafosi Mine project,the key strata theory and cusp catastrophe theory was applied to analyze the mine water inrush mechanism from roof. 以大佛寺煤矿工程为背景,运用关键层理论与尖点突变理论分析了采场顶板透水的发生机理,认为基岩关键层突发性破断失稳是顶板突水的诱因。
- Water inrush prediction is an important mine hydrogeological work. 突水预报是一项重要的矿井水文地质工作。
- On these work,we take the outstanding achievement of no water inrush accid... 这些措施对类似矿区的防治水工作具有一定的参考价值。
- With further analysis comparing, the research generalizes the influence of fault to water inrush. 进一步分析比较,研究总结出断层对底板突水的影响作用。
- Therefore, it is great meaning to research the influences of fault to water inrush in floor. 因此,研究断层在底板突水过程中的作用影响,意义重大。
- So setting up fault waterproof pillar is an important measurement which can stop water and prevent fault water inrush. 而留设断层防水煤柱就成为一种堵塞通道、隔断水源,防止构造突水的重要措施。
- However, without theoretical calculation, serious accidents such as the water inrush in Shanghai Subway Line 4 occurred. 然而,由于计算理论的不完善,也出现过诸如“上海地铁四号线透水”的重大工程事故。
- According to the model,applying the cusp catastrophic theory the mechanics mechanism of water inrush is analyzed from key stratum of floor. 当满足关键层失稳的充要力学条件时,承压水底板有可能发生失稳突水。
- From investigating at field and laboratory, the coal mining method and its technical parament have a much effect on controling floor water inrush. 通过现场实测和室内研究表明,采煤技术因素对底板突水的影响很大。
- Satisfying the sufficient mechanics condition for key stratum instability, a water inrush is likely to happen in the floor. 当满足关键层失稳的充要力学条件时,承压水底板有可能发生失稳突水。
- These conclusions are confirmed by 1203 coalface in which water inrush occur but sand inrush not occur when mining in Shen-Fu mining area in shaanxi. 大柳塔1203工作面开采只发生了涌水而未溃沙,这和理论计算的结论基本一致。
- It is pointed out that main factors of water inrush of face are fracture developing degree and watery of sandstone aq... 研究结果对煤矿砂岩水害的有效防治具有重要的指导意义。
- She and I can't live under the same roof. 她和我不能住在一起。
- A new calculating method for the mechanical behaviours of floors with underground water inrush inlongwall mining is proposed in this paper. 本文针对采场底板的层状结构特征,建立了分析采场底板突水问题的结构模型。
- The rain water drips from the roof. 雨水从屋顶滴下来。
- Water inrush in working face and support failure of the driven roadway caused by underground seepage occur from time to time. 摘要地下水渗流导致巷道掘进工作面突水或成巷段支护失效的灾害在煤矿时有发生。
- The water inrush from conglomerate in the coal mine relatives to the water rich property of conglomerate and the pressure bump. 该矿的砾岩出水除与砾岩的富水性有关外,还与矿井的冲击地压有密切关系。