After enduring the hardship of the arduous fieldwork, the prospecting team discovered many new ores. 地质勘探队员餐风饮露,历尽辛苦,找到了不少新的矿藏。
That's an area rich in ores. 那是一个矿产丰富的地区。
Aluminium ores and concentrates. 铝矿砂及其精矿。
A method for the determination of ferrous in chromite ores was developed. 对铬铁矿中亚铁的测定方法进行了探讨。
For example, China's aeroplanes, iron ores and petroleum, etc. 例如,中国的飞机、铁矿石、石油等。
Exports: textiles and footwear, asphalt, metals and metallic ores, crude oil. 出口:纺织和鞋类,沥青,金属和金属矿,原油。
The gold resources in China and present status of pretreatment process of various refractory gold ores are reviewed. 对我国黄金资源的基本情况及各种难浸金矿石预处理工艺的现状进行了综述。
Iron ores and concentrates, including roasted iron pyrites. 铁矿砂及其精矿,包括焙烧黄铁矿。
Changba the complex nature of lead-zinc ores, oxidation rate, sphalerite, galena and gangue fabric embedded close; 厂坝铅锌矿矿石性质复杂、氧化率高,闪锌矿、方铅矿与脉石嵌布关系密切;
This paper describes how to use the robot to realize on-line moisture determination for iron ores. 介绍了如何利用机器人进行铁矿石在线水分测定的方法。
Methods for chemical analysis of copper ores lead ores and zinc ores. 本标准规定了铜矿石、铅矿石、锌矿石中钨含量的测定方法。
The first is the loom, the second the smelting of metal ores and the working of metals. 第一是织布机;第二是矿石冶炼和金属加工。
ABSTRACT The theory and technology of stainless steel smelting and chrome ores reduction were discussed in this thesis. 本文综合分析了不锈钢冶炼和铬矿还原的理论和工艺。
Its chief commercial ores are ilmenite and rutile. 有商业价值的主要矿石是钛铁矿和金红石。
Iron ores of greatest economic interest contain magnetite and hematite. 最具有经济价值的铁矿包括磁铁矿和赤铁矿。
Microscopically the ores are medium grained to amorphous. 显微镜下,矿石为中粒至非晶质。
A excavation in the earth from which ores and minerals are extracted. 在地面挖掘的可以提取矿石和矿物的洞。
This paper suggests a determination method of trace thorium in ores according to DBS-arsenazo and colour-reaction of thorium. 本文根据DBS-偶氮胂与钍的显色反应,提出了矿石中微量钍的测定方法。
To recover iron from its ores, the oxides are reduced by heating together with coke and limestone. 为了从矿石中提炼铁,必须在铁氧化物中加焦炭和石灰石进行加热,还原出铁来。
They extracted some calcium carbonate ores in the mine. 他们在矿上开采出了一些石灰质矿石。
Commercial bentonite ores vary widely in amount and quality of the swelling clay, sodium montmorillonite. 商业用膨润土矿中的膨胀性粘土,钠蒙脱石在数量和质量上变化很大。
Precious metal ores and concentrates. 贵金属矿砂及其精矿。
The relationship between the basic sintering characteristics and the physical and chemical properties of iron ores was systematically discussed. 探讨了烧结原料基础性能与铁矿石物理化学性能之间的关系。
"Manganese ores& Determination of copper, lead and zinc contents" GB/T14949.6-1994锰矿石化学分析方法铜、铅和锌量的测定
It is often associated with polymetallic zinc sulphide ores and mainly enriched into zinc sulfide concentrates after beneficiation. 铟是我国的一种优势稀散金属,常与硫化锌多金属矿伴生,经过选矿后,铟主要富集于硫化锌精矿中。
Fire provided a means of smelting ores. 火提供了熔炼矿石的手段。
Five catalysts were prepared from nickel ores and optimal catalyst was screened out. 以富含镍的矿石为原料,制备了五种催化剂,确定了最佳催化剂。
In this paper, flotation separation and sulfuric acid leaching of Zinc Oxide ores from Hechi in Guangxi province were studied, and the seperatability of this Zinc Oxide ore was discussed. 文章对广西河池氧化锌矿进行了浮选分离和硫酸浸出试验,初步探讨了该氧化锌矿石的可选性。
Development and application of new equipments for iron ores separation in China 我国铁矿石分选新设备的研制和应用
It is with the metallic ores that we are concerned in this chapter. 我们在本章中要涉及的是金属矿石。