mining overburden bed separation 采动覆岩离层
mining overburden separated strata 采动覆岩离层
overburden mining 剥离工作 ; 剥离
mining induced overburden failure 覆岩破坏
These mechanics parameters were the base of dynamic simulation of mining overburden.
反演得到的力学参数是覆岩移动动态模拟的基础数据。
In this study, a suit of formula for mining overburden bed separation volume calculation was developed based on numerical simulation using cube shape curve regression method.
文章的研究基于数值模拟，采用三次样条曲线回归方法，推导出一套计算采动覆岩离层量大小的公式。
It expounds various mining methods and steps, including the bench demarcated, plan mining bench top and bottom floor, the coal and overburden amount of plan mining, and coal quality indicators.
阐述编制露天矿的各种开采计划的方法和步骤，以及其台阶划分、计划台阶顶底板的控制、编制剥离量和采矿量及其煤质指标等；
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