The recovery of the residual ore-body under the slope of the open-pit, easily results in the second unloading of the slope.

露天矿边坡驻留矿体开采使边坡产生了第二次卸荷作用。

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Through the numerical analysis, the change mechanism of the slope stress in the mining of the residual ore-body is investigated and the slope stability is analyzed.

通过数值模拟计算，研究了驻留矿体开采边坡岩体的应力变化机理，分析了边坡稳定性情况。

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The residual ore amount is regarded as an important index for assessing the extraction quality of a stope as it is directly related to the recovery level of mineral resource.

存留矿量因直接关系到矿床资源的回收程度而被视为是衡量采场回采质量的一个重要指标。

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