• 1. cut-off grade: 边界品位 | 品位下限 | 截止品位 | 边际品位
• 2. cut off grade: 边界品位 | 品位 | 截止品位
• 3. grade cut-off point: 分成数线

更多释义

• 1.The concept of the differential and cut-off grade is pointed out, and its mathematical model is built as well.
  提出了级差边际品位的概念，建立了级差边际品位的数学模型。
  dict.yoduao.com
• 2.They are respectively named cut-off grade, marginal grade, economic grade and the average grade of an ore deposit.
  这4项品位指标依次为边界品位、边际品位、经济品位和矿床平均品位。
  dict.yoduao.com
• 3.Cut-off grade method has been used to control the ore drawing in non-pillar sublevel caving mining both in and outside China.
  采用无底柱分段崩落采矿法，国内外一直采用截止品位放矿法来控制出矿。
  dict.yoduao.com

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