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本文粗浅地谈谈制定品位指标(包括综合工业品位)的时机及其对指标合理性的影响;圈定矿体的附加条件一注意表外矿体的圈定和划分矿石自然类型的标准等问题。
This article briefly talks about the timing of the development of grade indicators (including the integrated industrial grade) and their impact on the rationality of the indicator; the additional conditions for delineation of the ore body - noting the delineation of off-balance-sheet ore bodies and the criteria for delineating the natural type of ore.