勐兴铅锌矿矿石品位低、埋深大，且面临资源匮竭。
The Mengxing Pb Zn deposit with low ore grade and deep buried is facing the situation of resources exhausted.
我国是铁矿石资源贫乏国家，矿石品位低，开采成本高。
In our country, the resource of iron ore is scarce; ore content are lean and the cost of exploitation is high.
本文介绍了一种改进的BP算法，用它来进行矿石品位估值。
This paper introduces an improved BP algorithm for estimating ore grade.
用MAPGIS建立起矿床的平面、剖面和矿石品位的模型。
Ore plane, section and grade models have been set up based on MAPGIS software.
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。
A technique principle and method was proposed to measure iron ore grade in a moving mine car with distance measuring instrument.
在此背景下对东沟钼矿矿石品位分布及采矿方法进行研究意义重大。
In this background, it is important to study the ore grade distribution and the mining method of donggou molybdenum mine are studied.
铜绿山铜铁矿氧化铜矿石品位低，泥和碱性脉石含量高，属难选氧化铜矿。
Oxidized copper ore from the Tonglushan copper iron Mine, low in copper grade and abundant in mud and alkali gangue, is difficult to concentrate.
矿山资源保障能力的大小受生产能力、矿石品位以及保有储量等多种因素的影响。
The resource support capacity of mines depends on many factors such as production capacity, ore grade and available reserve.
并通过该软件对东升庙矿床矿石品位混合总体进行筛分处理，探究其成矿期次信息。
Mixed massing of ore grades in the Dongshengmiao deposit has been screened in ore to seek new information of mineralization periods.
本文提出了用建立灰色模型去估计矿石品位的方法，给出了实施步骤，并以实例进行了验证。
The method of estimating ore grade by gray modelling is proposed, the step is given, and the method is verified by a example.
所提出的方法可自动确定任何多因素复杂条件下的矿石品位估计公式及其使用规则，且准确率很高。
The rules and formula of ore grade estimation under any complicated conditions can be accurately found out by the proposed method, and the results are pr…
钠硝石矿体连续性好，层位稳定，矿石品位较高，采选技术简单，易于开发利用，应开展深入的地质勘查工作。
The ore body is continuous and stable, and the ore grade is high. The deposit is easy to exploit and utilize. More deep exploration work should be done in this region.
但是今年澳大利亚方面要求提高价格，他们说自己的铁矿石品位更高，而且由于澳大利亚离中国近，所以运输费用相对较低。
But this year Australian miners demanded more, insisting their iron ore is higher quality and - because Australia is closer to China - is costing less to transport.
高品位矿石，静静等候在那儿。
硒是一种稀少而又分散的元素，矿石中其品位一般都很低。
Se is a kind of scarce and scatter element, and it is very low-grade ore in mineral.
我国天然金红石资源储量较大，但绝大部分为低品位的原生矿石，所以加工成本高，产品缺乏市场竞争力。
Rutile resource is rich in our country, but rutile ore grade is low and the product is poor competitive because of its high production cost.
储量计算的一个重要参数是矿石的品位。
The grade of ores is one important parameter for reserve calculation.
利用细菌的作用对低品位硫化铜矿石进行浸出，能有效地促进硫化铜矿物中铜的浸出，提高铜浸出率。
It is effectively on accelerating leaching speed of copper sulfide and increasing leaching rate of copper that bacteria ACTS on low grade copper sulfide ore.
某铜矿石铜品位低，氧化率高，碱性脉石含量高，嵌布粒度很细，属于典型的难处理氧化铜矿。
The oxidized copper ore is low copper grade, complex minerals composition, fine-grained dissemination, high oxidation level, and high content of alkaline gangues.
地质品位是评价矿石质量的重要依据。
Geologic grade is an important basis for appraising ore quality.
采用堆浸法处理低品位金矿石，在西北各主要产金省已取得了很好的经济效益。
Heap leaching to low grade gold ore in the Northwest District has been proven a profit making method.
白象山铁矿区磁铁矿石储量丰富，品位较高，具有很高的开采价值。
Baixiangshan iron mine ore magnetite-rich zone, high grade and high production value.
某低品位氧化型金矿石含有少量硫化物。
The oxidized ore with a lower grade of gold contains a little sulfide.
从生产实践出发，阐述了降低采矿贫化率是提高矿石质量(品位)，提高矿山经济效益的有效途径之一。
From production practice of the mine, it is expounded that the decrease of dilution factor in mining is one of effective methods to improve the ore quality (grade) and economic benefits.
该流程对我国类似资源贫化型矿山低品位矿石的预选，具有较好的借鉴作用。
This process is a good example and also a feasible way for other similar mines with same problems of low grade ore and diluted resources to follow.
矿石以低品位构造蚀变岩型为主，褐铁矿、铁矿是主要的载金矿物。
It's a mid scale and its ore belongs to low grade structural altereds tyle, limonite, pyrite are mainly gold carriers.
矿石以低品位构造蚀变岩型为主，褐铁矿、铁矿是主要的载金矿物。
It's a mid scale and its ore belongs to low grade structural altereds tyle, limonite, pyrite are mainly gold carriers.
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