ores

Resin Phase-Spectrophotometry for Determination of Titanium in steel and Iron Ores

钛-二溴苯基荧光酮-溴化十六烷基吡啶树脂相光度法测定钢铁中的痕量钛

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。

Later, he found that fine ( together with charcoal ) could be used to extract certain metals from ores.

后来, 人们发现,用火 ( 加上炭 ) 可从矿石中提炼某些金属.

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.

Linear regression equation between the grade and slime content of run-of-mill ores and the recovery

选矿回收率与原矿品位和原矿含泥率的线性回归方程

The Production of Copper Oxide and High Purity Ferric Oxide from Low-grade Copper Ores

利用低品位铜矿生产氧化铜和高纯三氧化二铁

The specific structure, technological characteristics and the operation principle of the spiral chute are briefly described in the paper, emphasis being laid on its practice of separating hematite, tin, tungsten, tantalum and niobium ores and other heavy minerals.

本文简要介绍了螺旋溜槽的结构特点，技术特性和选别原理。着重叙述了螺旋溜槽选别赤铁矿、锡矿、钨矿，钽铌矿和其它重矿物的选别实践。

The country rocks of the ores are characterized by heat contact metamorphism and metasomatism and clearly controlled by tectonic structures and magmatite.

矿体围岩具有热接触变质、接触交代变质特点，受断裂构造、岩浆岩控制明显。

After proper ore dressing, the ores can be used for deep procession.

此矿床之矿石属钙基膨润土,经适当选矿后可用于深加工.

This paper presents 、 the barch test results of combined flowsheet of ore dressing-metallurgy for Da Xin manganese Carbonate ores.

文章阐述采用选冶联合流程处理大新碳酸锰矿石的小型试验结果。

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.

Cobalt oxide ( excl. natural hydrated oxide and crude cobalt oxides obtained from treatment of argentiferous ores)

氧化钴（不包括天然氢氧化物和从银矿处理中获得的粗氧化钴）

The ores contain high iron, sulfur and phosphorus and copper.

矿石以富铁、含铜 、 高硫、高磷为特点.

The industrial enrichment of Cu-Ni sulfide needs a relatively stable structure environment, and the long-time movement of structures makes ore magma invade into the shallow crust, gives rise to better crystallization, gravity differentiation and liquation of sulfides and silicates, and further forms ores.

硫化铜镍工业富集需要相对稳定的构造环境，构造长期活动，使得含矿岩浆能够上侵到地壳浅部并发生良好的结晶重力分异作用和硫化物硅酸盐熔离作用，并进而富集成矿。

Their materials costs are largely governed by prices on world markets for fuels and ores.

物料成本在很大程度上受世界市场燃料和矿产价格的制约.

Deposit vein distributes in groups . Large ores have circle-type structure.

矿脉具有成群分布的特点,较大矿体具有伟晶岩矿床特有的环带状构造.

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.

Ores are also being obtained in quantity from other countries.

矿石也从国外大量输入.

Heat balance of continuous dryer for ores and other materials

矿石和其他材料用连续式干燥窑热平衡测定与计算方法

They provide the iron ores which supply the industrial complexes of Detroit and the surrounding regions.

它们给底特律及其周围地区的工业联合企业提供铁矿石.

They'd mined the hillside for the ores.

他们曾在这个小山坡上开采矿石.

Separation of Traces of Zr and Hf in Ores by Reverse-Phase Chromatography with p-350 and Its Determination

P（350）反相色层分离岩石中痕量锆和铪及其测定

In some high-grade ores, phenocrysts adhere intimately to the pseudomorphs.

在有些高级矿石内, 斑晶紧连着假晶.

This is not always true-as with the manufacture of pig iron and steel from low-grade iron ores-but it did lead to the concentration of industrial developments on the coal fields.

并非一概如此 — 例如从低级铁矿石中生产生铁和钢材的情况一但是这导致了工业发展集中在煤田上.

Fire provided a means of smelting ores.

火提供了熔炼矿石的手段.

Ores bare in surface which is suitable for mining openly.

矿体裸露地表,适宜露天开采.

The main objective of this article is to analyse the composition and floatable of molybdenite, to expound its floatation characteristic, to introduce the method and technology of separating copper-molybdenum ores, and to discuss some studies of mechanism in molybdenite floatation.

本文分析了辉钼矿的结构及可浮性.讨论了辉钼矿的浮选特点，着重介绍了铜&钼分离的方法和工艺，也述及了辉钼矿浮选中的部分理论研究。

Methods for chemical analysis of bauxite ores& The sulfosalicylic acid photometric method for determination of iron oxide content

GB/T3257.5-1982铝土矿化学分析方法磺基水杨酸光度法测定三氧化二铁量

The pressure decompound method to check trace silver in copper ores

压力分解法测定铜矿石中的微量银