cutoff grade
边界品位
常用释义
英式发音
美式发音
基本释义
- 边界品位；最低品位
例句
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1·The method for determining the optimum sub-cutoff grade is developed.提出和建立了确定最优次边界品位的比较完整的理论方法。
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2·Based on the technical and economical index, an optimal decision for the cutoff grade of ore drawing is presented.在获取矿石技术经济指标的基础上，对截止放矿品位进行了优选政策。
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3·The cutoff grade systems are discussed, and it proposes that China should change from dual cutoff grade system to a single one.对矿石开采品位指标体系问题进行了探讨，认为我国必须从双指标体系转变到单指标体系。
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4·According to this cutoff grade, the paper has calculated the ratio of ore and rock while cutoff drawing that provide science fo...据此计算了截止放矿时的矿岩比，为小官庄矿放矿提供了科学依据。
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5·According to this cutoff grade, the paper has calculated the ratio of ore and rock while cutoff drawing that provide science foundation for the drawing of Xiaoguanzhuang iron mine.据此计算了截止放矿时的矿岩比，为小官庄矿放矿提供了科学依据。
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6·The model considers the mining order and the grade distribution in different deposit sections and has realized the time-space dynamic combination of the cutoff grade in underground mining.该模型考虑矿体的开采顺序和矿床不同区段的品位分布，实现了地下开采边界品位在时间和空间上的动态结合。
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7·Taking maximum net present value as an optimum target and considering factors in mining, milling and metallurgy, a dynamic optimum method for optimizing cutoff grade of underground orebody is given.以净现值最大为优化目标，同时考虑采、选、冶三阶段因素，给出了地下开采矿体边界品位动态优化的方法。