1) 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。
2) 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
3) low grade ores
低品位矿石
1.
Based on the conception and controlling factors, delineation evaluation of low grade ores, the comprehensive utilization of low grade ores are systematically studied.
从低品位矿石的概念及其确定因素、资源的综合评价、矿体的合理圈定等方面，阐述了露采铜矿低品位矿石的综合利用问题，由此可使矿山获得可观的经济效益和社会效益，并为国家制定铜工业的产业政策和发展规划提供依
4) low-grade phosphate gangue
低品位磷矿废石
1.
The leaching of phosphate ore with sulfuric acid produced by the oxidation of reductive sulfur with Thiobacillus is expected to provide a new way for the comprehensive utilization of low-grade phosphate gangue and protection of environment.
用硫杆菌氧化还原态硫产生硫酸来浸出磷矿,可望为低品位磷矿废石的综合利用及环境保护开辟新的途径,但是用硫杆菌浸出磷矿的浸出率较低。
5) low-grade copper ore
低品位铜矿石
6) low grade of oxidized ore
低品位氧化矿石
1.
The practice and development orientation of heap leaching technology for low grade of oxidized ores in Miaoling Gold Mine;
庙岭金矿低品位氧化矿石堆浸实践及发展方向
补充资料：矿石边界品位
矿石边界品位
cut-off grade of ore
代己口ngshl匕一。户」{e Plnwel矿石边界品位(c、;卜off grade of。re)。_业矿体边缘和内部，区分矿石与围岩或夹石的单个样品品位的最低下限流它是圈定矿石边界的工业指标之一尤其是矿石构造为细脉浸染状、矿体与围岩呈过渡状态、没有明显边界的矿体，要用边界品位才能圈定_「_业矿体边界和内部夹石。矿石边界品位的高低直接影响到仁业矿体的形状及其复杂程度、规模大小、平均品位、储量、开采的贫化率和损失量、选矿加_工处理量和采选成本等一系列技术经济指标，以及矿山企业的经济效益和社会效益矿床勘探和矿床地质工作中，最佳矿石边界品位常用方案对比法，经过技术经济分析确定 (陈国优)
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