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.
矿山配矿矿石质量控制研究。
采场矿石质量管理是整个矿山矿石质量管理的核心。
The ore quality control on the mining site is key to the ore quality control for the whole mine.
本文主要介绍矿床地质特征、矿石质量及可能利用方向。
The paper mainly introduces its mineralogical characteristics quality and utilization.
文中以实际资料论述了高铁型铝土矿的地质特征和矿石质量。
Based on practical data, this paper deals with geological features and ore-stone quality of the high-Fe type bauxite.
介绍了阳山矿区东矿段深部矿体的资源情况，矿石质量特征。
The resource conditions of the deep orebody in East Section of Yangshan Mine area and the ore quality characteristics are described.
在过去的五年里，进口的铁矿石质量和成本都发生了一些变化。
The quality and cost of importing iron ore have been changed in the past five years.
由于矿石质量下降，银矿被迫关闭，因此这些熔炉投入使用仅一年左右时间。
The furnaces were closed after only about a year when deteriorating ore quality forced the silver mines to shut down.
中欧和东欧国家矿床的特点是规模小、矿石质量不高，所需矿产原料主要靠进口。
Peculiarities of mineral deposits in Middle and East European countries are of small dimension and bad quality, and the necessary mineral resources are imported, first of all from Russia.
本文应用最优控制的理论建立了以矿石质量控制为目标的卡车调度系统的数学模型。
In the paper, a control theory model of truck dispatch system has been constructed for mineral quality control.
矿业公司正在艰难地提高全球最大铁矿石出口国澳大利亚的产出，而中国国内开采的铁矿石质量未能改善。
Mining companies are struggling to increase iron ore output in Australia, the world's biggest exporter, while the quality of Chinese domestic iron ore production fails to improve.
为克服矿石质量下降引起选矿工艺指标变坏，在西林铅锌矿采用了电化学控制浮选过程新技术。
A new technology, mineral flotation process, with electrochemical control is used in Xilin Lead-Zinc mine.
本文简要阐述了白云鄂博铁矿资源的特殊复杂性，同时提出了矿石质量控制和管理技术的改进措施。
The special complex of Baiyun iron ore and some improvement measures for quality and management are explained in the paper.
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.
矿石类型为石膏及硬石膏，矿石质量好，矿床开采条件简单，交通方便，能源充足，具有广阔的开发利用前景。
The types of ore are gypsum and anhydrite, with the high quality, simple mining conditions, the convenient traffic and the abundant energy.
我对通科利利项目的铁矿石质量和数量没有什么发言权，但是从全球松动资金的角度可以对这个交易发表两点个人看法？
I'm not in any position to comment on the quality or quantity of ore at the Tonkolili project, but from the perspective of global cheap money, two things leap out at me about this deal.
通过对矿石类型、矿石结构构造、矿石矿物成分及电气石的矿物学特征、物理化学特征研究，详细论述了下连家电气石矿的矿石质量情况；
In order to mate more people know this mineral resource, the paper discussed geological characteristics and ore—forming mechanism of tourmalinite in Xialianjia of west Shandong in detail.
在各主要金属中，铜的供应最为紧缺。矿石质量下降、南美矿场因劳资关系引发的罢工，以及新矿场难以满足预期需求等因素，都在制约着铜的供应。
Copper is the most supply constrained of the main metals, as ore quality declines, South American mines suffer industrial relations strife and new mines fail to meet forecast demand.
在各主要金属中，铜的供应最为紧缺。矿石质量下降、南美矿场因劳资关系引发的罢工，以及新矿场难以满足预期需求等因素，都在制约着铜的供应。
Copper is the most supply constrained of the main metals, as ore quality declines, South American mines suffer industrial relations strife and new mines fail to meet forecast demand.
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