【摘要】 简要介绍了覆岩离层充填方法的技术原理 ,探讨了覆岩离层产生机理、离层分布规律及其影响因素 ,分析了离层充填控制地表沉陷技术的工程实施要点 ,所得结论对该技术的设计、施工与应用具有参考和指导意义更多还原

【Abstract】 The paper simply introduced the technical principle of overburden separations fill method;discussed the mechanism of overburden separations produced,separations’distribution,and main factors;analyzed some key points on the implement of surface subsidence control engineering The conclusions can be useful to similar engineering design and implement更多还原