Even before the recent price increase, iron-ore mining was a very profitable business.
甚至在最近价格提升之前，铁矿石开采就已经是富得流油的产业了。
Tailing and coarse gravel from iron ore mining and dressing are produced into tailing brick instead of conventional aggregates and clay.
利用铁矿采选过程中产生的尾矿及粗粒砂石代替传统砌块生产中的部分骨料及粘土生产尾矿砖。
In this paper, an efficient and suitable testing method for evaluating the safety properties of the BMH bulk safety explosive for sulphide ore mining is presented.
本文介绍的是一种对BMH型硫化矿用散装安全炸药的研究非常有效、适用的安全性能检测方法。
This paper set up controller for ore mining loss and ore dilution and put forward analytical and controllable methods by using the matter element analytical theory.
应用物元分析理论，建立了采矿损失、矿石贫化控制器，提出了分析和控制方法。
Economic factors, the main influence on the performance of this area as coal, iron ore mining will change the existing land use for urban villages and mining sites or other sites.
经济因素对本区的主要影响表现为煤矿、铁矿的开采将原有的土地利用类型转变为城镇村及工矿用地或其他用地。
From long time ago, because of reasons such as high mining cost, there are many limitations for the development of domestic ore mining.
一直以来，我国国产矿石因为开采成本大等原因，其开发一直受到制约。
By analyzing the technical flow of pithead heap-leaching uranium deposits of hard-rock type, the authors analyze its 14 cost items such as ore mining fee and major materials fee etc.
通过对硬岩型铀矿坑口堆浸法的工艺流程分析，总结出坑口堆浸成本由矿石开采费用、主要原材料费用等14项要素组成，并建立了地质经济评价模型。
Taking the iron ore mining area of Zhoutaizi Village of Chengde as an example, this paper mainly focuses on the environmental design of mine area and uses it as a source of reference.
本文选择矿山环境设计作为主要研究对象，并将承德市周台子村铁矿矿区作为典型，探究其可供借鉴的特点。
Along with gold ore mining, picks the golden human tide to emerge massively, causes nine sparsely inhabited, silently by one nameless place, becomes one a Babel of voices, the lively mountain city.
随著金矿的开采，采金人潮大量涌入，使得九份由一个人烟稀少、默默无名的地方，成为一个人声鼎沸、繁华热闹的山城。
Ore mining causes many troubles to environment among which the damage of land is most serious.
矿山开采带来了很多环境问题，其中对土地的破坏最为严重。
Sweden Iron Ore Mining Market Overview and Forecast to 2020: Trends, Major Projects, and Competitive Landscape.
瑞典的铁矿开采市场概要与预测：趋势，主要企划，及竞争情形。
Conclusions Ore mining and smelting induces high-arsenic drinking waters, resulting in arsenism prevalence in Shangluo City.
结论矿物冶炼和开采引起水砷污染，导致砷中毒在陕西省商洛市流行。
Let's take a single instance in the global iron-ore-mining industry.
就让我们用全球铁矿业这单一实例来说话吧。
Let's take a single instance in the global iron-ore-mining industry.
就让我们用全球铁矿业这单一实例来说话吧。
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