查询词典 iron ore

It is shown that the formation process of iron carbide converted from hematite using H〓-CH〓 mixtures consists of several steps: reduction of iron ore, cracking of methane, and carburization of metallic iron.

试验发现赤铁矿与H〓-CH〓气反应制备碳化铁的过程是分步完成的，第一步是赤铁矿的还原，第二步是甲烷的裂解，然后是金属铁的碳化。

Wind Information Statistics show that the third quarter of this year, 32 listed companies in the iron and steel stocks amounting to 246.342 billion yuan, as steel prices in October, iron ore, coke prices have been sharp fall, my iron and steel analyst徐向春expects steel inventory losses at around 10%, amounting to approximately 25 billion yuan.

风信息统计显示，今年第三季度，32个上市公司，在钢铁股总额为2463.420亿元，在10月钢材价格，铁矿石，焦炭价格已经大幅下跌，我的钢铁分析师徐向春预计约为10％，钢材库存损失，达约25亿元。

The correlation of the sandstone type ore bodies and limestone breccia type ore bodies is discussed, and the deep ore body is forecasted.

初步讨论了砂岩型矿体和灰岩角砾岩型矿体的成因联系，对矿区深部找矿前景进行了初步预测。

The paper gives a brief introduction on theory and means of orebed digitaled and interrelated mining software in domestic and international. On the basis of systematic analysis and research on Jiayashan ore segment, with the mathematic-economic model software bag developed by our library, via the special software Surpac and Micrmine, on the need of the Lanping Pb-Zn mine, the mathematic-economic model of the deposit has been established in Lanping pb-zn mine Jiayashan ore segment. Correlative important technological and economic guide lines have been analyzed and studied. At last, some fruits have been achieved:(1) For the first time, the mathematic-economic model of Lanpingpb-zn mine has been established , digitated and visualed of all kinds of useful information on ore body have been realized.

本文在对矿床数字化的理论与方法及相关的国内外矿业软件综述基础上，通过对该矿床的架崖山矿段地质特征进行充分分析和研究，运用自行研制的大型"矿床数学-经济模型软件包"，以国外矿业软件Surpac和Micrmine为辅助，结合兰坪铅锌矿矿山的实际需求，建立了兰坪铅锌矿架崖山矿段矿床数学经济模型，并对相关的重要技术经济指标进行了分析与研究，最终取得了如下成果：(1)首次在兰坪铅锌矿架崖山矿段建立了矿床数学-经济模型，实现了矿体各有用信息的数字化和可视化。

The paper gives a brief introduction on theory and means of orebed digitaled and interrelated mining software in domestic and international. On the basis of systematic analysis and research on Jiayashan ore segment, with the mathematic-economic model software bag developed by our library, via the special software Surpac and Micrmine, on the need of the Lanping Pb-Zn mine, the mathematic-economic model of the deposit has been established in Lanping pb-zn mine Jiayashan ore segment. Correlative important technological and economic guide lines have been analyzed and studied. At last, some fruits have been achieved:(1) For the first time, the mathematic-economic model of Lanping pb-zn mine has been established , digitated and visualed of all kinds of useful information on ore body have been realized.

本文在对矿床数字化的理论与方法及相关的国内外矿业软件综述基础上，通过对该矿床的架崖山矿段地质特征进行充分分析和研究，运用自行研制的大型"矿床数学-经济模型软件包"，以国外矿业软件Surpac和Micrmine为辅助，结合兰坪铅锌矿矿山的实际需求，建立了兰坪铅锌矿架崖山矿段矿床数学经济模型，并对相关的重要技术经济指标进行了分析与研究，最终取得了如下成果：(1)首次在兰坪铅锌矿架崖山矿段建立了矿床数学-经济模型，实现了矿体各有用信息的数字化和可视化。

Combined with related rare earth element and trace element geochemistry of Huangshaping granites and ore-bearing skarn, it is concluded in this paper that the age of 154 Ma should represent the metallogenic epoch of the deposit, and that there existed a close relationship between the ore-forming process of the deposit and the granite porphyry, which were both formed during the peak stage of Early Yanshanian large-scale rock-forming and ore-forming activities in South China.

结合黄沙坪岩体及含矿硅卡岩型矿体的稀土及微量元素地球化学特征，得出以下认识：该矿床的成矿年龄在154Ma左右；成矿作用与花岗斑岩关系密切，它们都是华南燕山早期大规模成岩成矿作用高峰期的产物。

The basic principles of the topographic simulation by binary interpolation formula and the ore body bottom and ore body thickness simulation by trend equation were analyzed, and the random formation of schematic section view of ore body was illustrated.

论述了二元插值公式对地形进行模拟、势方程对矿体底板和矿体厚度进行模拟的基本原理，并结合实例对矿体示意剖面的随机生成进行了说明。

To Dabaoshan copper ore, at slurry concentration of 10%, lixivium pH of 2. 0, with the domesticated bacterial, copper extraction could reach 27. 84% after 25 days leaching in sample 1〓, in which low grade copper sulfide ore is the main component; in sample 2〓, hypo-sulfide ore is the main component, copper extraction could reach 77. 78% after 10 days leaching.

大宝山铜矿石细菌浸出工艺条件试验研究表明，对于以低品位硫化矿为主的1〓矿，当矿浆浓度为10％、浸出液pH2.0，采用驯化的菌种浸出25天，Cu浸出率可达27.84％；在相同浸出条件下，对于以次生硫化矿为主的2〓矿，浸出10天，Cu浸出率可达77.78％。

The ore is characterized by veinlet structure, net-veined structure and comb structure, and the gradual outward transformation of ore structure from veined via net-veined and veinlet-disseminated to disseminated is common. These characteristics in ore fabrics and the occurrence of cryptoexplosive breccia are strong evidences that Songxi Ag-Sb deposit is a hydrothermal deposit.

矿体中发育大量的脉状、细脉状、网脉状和梳状等充填交代构造，由矿体向围岩常可见脉状→网脉状→细脉浸染状→蚀变围岩的渐变过渡现象，这些构造特征以及热液破碎角砾岩的出现，为嵩溪银锑矿床的浅成热液成因提供了有力证据。

A study of regional geological setting and ore-control factors for the Xiasai Ag-Pb-Zn deposit indicates that NW-trending structures act as conduits for ore fluids and orebodies are controlled by a NNw-trending fault system, while ore shoot s are confined equidistantly to secondary structures associated with the NNW-trending fault system.

研究结果表明，富矿体在NNW向断裂中按一定间距连续出现，并在NNW向断裂伴生的次级构造中集中产出。

Listen,point and check your answers.

听，指出并且检查你的答案。

Warming needle is one of effective treatment methods for knee arthralgia aggravated by cold,and it is simple,safety,so it should be developed in clinical acupuncture and moxibustion extensively.

但以本院科针灸门诊在2005年1月—2006年6月期间共收治膝痛患者100余例，经过临床的诊断后，其中施以温针治疗的48例，疗效显著，报道如下。1临床资料本组病例48