Technology and economics of drilling in the region are evaluated. 評述了東方站地區鉆探的技術(shù)經(jīng)濟指標。
Based on the technical and economical index, an optimal decision for the cutoff grade of ore drawing is presented. 在獲取礦石技術(shù)經(jīng)濟指標的基礎上，對截止放礦品位進(jìn)行了優(yōu)選政策。
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