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- Coal floor water bursting 煤层底板突水
- Mine Electrical Method Exploration for Floor Water Bursting Area of Overgrown Faults Mining Face in Thin Coal Seam 薄煤层断层发育工作面底板突水区井下电法探测研究
- Using underground dynamic water grouting to deal with floor water burst in mining working face in Zhuzhuang coal mine 井下动水注浆治理采煤面底板突水
- Analysis and Prevention on Floor Water Bursting at Combined Mining Face Fully-Mechanized with Caving Under Complicated Hydrogeological Conditions 复杂水文地质条件下综放面底板出水机理分析及防治
- floor water bursting evaluation 底板突水评价
- floor water bursting 底板突水
- So the water bursting has time eff... 突水具有时效特征。
- The grouting reconstruction technique of lower confining bed can be used to control the water hazard from coal floor. 摘要煤层底板含水层注浆改造技术可以彻底根治底板水害。
- The scalding water burst forth from his eyes. 滚烫的泪水夺眶而出。
- Those are bases to choose water bursting harnessing processes. 对矿井巷道钻孔注浆工艺进行了简要讨论。
- Mining on the top of water-pressured, the water inrush in coal floor is a complex nonequilibrium and nonlinear evolution process. 摘要在承压水体上开采时,煤层底板突水过程是一个复杂的非平衡、非线性的演化过程。
- 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。
- The banks of the reservoir gave away,the water burst forth. 水库的堤岸坍塌了,水倾泻而出。
- A hydrology geology concept model is build up through analysis of Karst water hydrology geology and its hydrodynamic condition of a set coal floor in Kongji minefield. 通过孔集井田A组煤底板岩溶水水文地质及水动力条件的分析,建立了水文地质概念模型。
- The banks of the reservoir gave away, the water burst forth. 水库的堤岸坍塌了,水倾泻而出。
- The flood waters burst the dyke. 洪水冲垮了堤坝。
- The flood waters burst the dykes. 洪水冲垮了堤坝。
- The results are of great significance for preventing floor water irruption. 试验成果对防治底板承压水的突出具有较大的意义。
- Water-inrush from coal floor is found to have two routes, catastrophic and slowmoving, and to have divergent character and modality softening character and so on. 进一步分析,发现煤层底板突水具有突变、缓慢两条路径,并在突水临界点附近具有发散性和4模态软化等性质。
- No safety pillars shall be mined without authorization and no dangerous methods, such as water bursting, blasting and breaking through roadways, which may threaten the production safety of adjacent coal mines shall be adopted. 采矿作业不得擅自开采保安煤柱,不得采用可能危及相邻煤矿生产安全的决水、爆破、贯通巷道等危险方法。