• This model provides a unified idea and method for study of pressure in longwall mining and strata movement.

    组合岩梁模型建立,采场岩层移动研究提供了一种新的思想方法

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  • Based on the model of mechanics, some functional formulae of strata and surface movement above longwall mining goaf are derived by using the displacement method of theory of elasticity.

    本文力学模型基础上,利用弹性理论位移函数导出了采煤法采空区上方岩层地表移动函数表达式,同时给出了岩层及地表最大移动值的计算公式。

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  • Based on the model of mechanics, some functional formulae of strata and surface movement above longwall mining goaf are derived by using the displacement method of theory of elasticity.

    本文力学模型基础上,利用弹性理论位移函数导出了采煤法采空区上方岩层地表移动函数表达式,同时给出了岩层及地表最大移动值的计算公式。

    youdao

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