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本文提出边帮剥采比的概念,并推导出应用边帮剥采比等于经济合理剥采比圈定境界的基本公式,阐述了用边帮剥采比圈定露天开采境界的方法,其中以图解法尤为迅速准确。
This paper puts forward the concept of edge stripping ratio, and deduces the basic formula of using edge stripping ratio equal to economical stripping ratio than delineating the boundary. Especially fast and accurate.