... coupler compressing grade 压钩坡 cut-off grade 品位下限、截止品位 cutter beef grade 绞肉级[第六级]牛肉 ...
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cut off grade 边界品位 ; 品位 ; 截止品位
grade cut-off point 分成数线
Cut-off-grade 截止品位
ore cut off grade 矿石边界品位
ore cut-off grade 矿石边界品位
Cut-off grade method 边界品位法
Optimal cut-off grade 最佳边界品位
cut off grade drawing 截止品位放矿
cut-off grade drawing 截止品位放矿
Cut-off grade is the grade of ore in the last time of oredrawing during sublevel caving with no sill pillar. If the cut-off grade is low, the dilution rate ofore will be high.
放矿截止品位是无底柱分段崩落法放矿过程中最后一次（当次）放出矿石的品位。
参考来源 - 截止品位与入选品位智能优化的理论与方法研究·2,447,543篇论文数据，部分数据来源于NoteExpress
以上来源于: WordNet
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。
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。
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。
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