1) ore grading and sorting assembly
矿石品位分类装置
2) Ore grade
矿石品位
1.
A technique principle and method was proposed to measure iron ore grade in a moving mine car with distance measuring instrument.
提出了利用测距仪测定运动矿车中铁矿石品位的技术原理和方法。
2.
Variability and continuity of ore grade was analyzed based on the datas from channel samplings and drillings in north area.
根据东沟钼矿北矿区现有巷道刻槽取样化验结果,结合钻孔资料,具体分析了北矿区矿石品位局部的变化性、连续性等特征,同时,也计算分析了水平及垂直方向上品位变化特征,并由此得到了若干重要结论,研究结果为生产勘探设计提供了较可靠的理论和实践依据。
3.
Ore grade dynamic detection and quality control is a hot and difficult issue that academics have ever been working hard to resolve in the practice.
矿山生产是一个复杂的系统工程,矿石品位的动态检测技术及矿山生产质量控制一直是学术界和工程实践环节致力于解决的热点和难点问题。
3) grade
[英][ɡreid] [美][ɡred]
分级;[程]度,品位(矿石的)
4) low-grade ore
低品位矿石
1.
A research on dressing process optimization of low-grade ore in Zijinshan gold mine;
紫金山金矿低品位矿石选矿工艺优化研究
2.
The categories of the bacteria and its leaching mechanism are key factors for the bioleaching of low-grade ore.
微生物种类及其作用机理是浸出低品位矿石的关键所在。
3.
This paper deals with a pilot study for recovery of copper from refuse of dressing plant, from low-grade ore and from refractory oxidized ore using heap leaching,extraction,and electrodeposit techniques.
本文阐述了江西铜矿山在生产中产生的选矿废石、低品位矿石、地表难选氧化矿石,采用堆浸、萃取、电积工艺回收铜,在矿坑酸性废水中回收铜以及在选矿排出的尾矿中再次回收有用金属的试验研究与生产实践的效果及二次资源回收利用前景。
5) low grade ore
低品位矿石
1.
The geological characteristics of Chai Hu Lan Zi Gold Deposit of Chifeng City and the exploitation of low grade ore;
赤峰市柴胡栏子金矿床地质特征及低品位矿石的开发利用
6) high grade ore
高品位矿石
1.
The preparation of gold standard material of high grade ore;
高品位矿石金标准物质的研制
补充资料:矿石品位
矿石品位 ore,grade of 矿石或产品中所含有用成分(元素或化合物)的百分含量。原矿品位的高低表示原矿的富贫程度,精矿品位的高低则反映某种回收成分,选入精矿中的富贫程度。矿石的最低工业品位和边界品位是重要的矿石工业指标,随国家经济政策、科学技术的进步、矿床地质条件及矿石需求程度而变化。最低工业品位是独立开采矿段有益组分平均含量的最低指标。边界品位是单个试样有益组分含量的最低指标,据此划分矿石和废石的界限。边界品位和最低工业品位是圈定和计算表内工业矿量(等于和大于最低工业品位的矿段为表内工业矿量)的主要指标。 |
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条