1) water inrush from coal seam floor
煤层底板突水
1.
The main method for predicting water inrush from coal seam floor and evaluating the water inrush degree of coal mining with water pressure is water inrush coefficient method.
煤层底板突水在我国华北型煤田矿井采煤过程中经常发生。
2) coal floor water bursting
煤层底板突水
1.
Firstly a main controlling factor system of coal floor water bursting has established,acquired and normalized main controlling factor data to establish thematic layers through GIS;then put to use of AHP to determine weighted percentage of each main controlling factor,on this basis,coal floor water bursting vulnerability zoning scheme put forward.
为解决开滦赵各庄十三水平的12煤层底板突水评价难题,引用了GIS的AHP型脆弱性指数法,即首先建立煤层底板突水主控因素体系,并通过GIS对主控因素数据进行采集及归一化处理,建立子专题图层,然后运用AHP法确定各主控因素的权重比例,在此基础上提出煤层底板突水脆弱性的分区方案。
4) coal floor
煤层底板
1.
Numerical analysis of breaking depth of coal floor caused by mining pressure;
矿山压力对煤层底板破坏深度的数值分析
2.
Forecast of water inrush from coal floor based on least square support vector machine;
基于最小二乘支持向量机的煤层底板突水量预测
3.
Combined ANN forecast of water-inrush from coal floor;
煤层底板突水组合人工神经网络预测
5) coal seam floor
煤层底板
1.
Application of similar material simulation in research of coal seam floor failure regularity;
相似材料模拟在研究煤层底板采动破坏规律中的应用
2.
Research of No.9 coal seam floor's fracture regularityin Xiandewang Coal Mine;
显德汪煤矿9号煤层底板破坏规律的研究
3.
Study of hydrochemical characteristics in Karst water of coal seam floor in the Mining District of North Anhui;
皖北矿区煤层底板岩溶水水化学特征研究
6) seam floor
煤层底板
1.
Environment isotope determination mode for Karst water under seam floor of Wanbei Mining Area;
皖北矿区煤层底板岩溶水环境同位素判别模式
2.
Numerical simulation of water inrush law in coal seam floor with cracks and its application to engineering practice;
含裂隙煤层底板突水规律的数值模拟与工程应用
3.
Research on mining failure features of seam floor;
煤层底板采动破坏特征研究
补充资料：含水层
见地下水。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条