地质品位是评价矿石质量的重要依据。
Geologic grade is an important basis for appraising ore quality.
矿山配矿矿石质量控制研究。
文中以实际资料论述了高铁型铝土矿的地质特征和矿石质量。
Based on practical data, this paper deals with geological features and ore-stone quality of the high-Fe type bauxite.
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