ore 四级六级考研GREGMAT

An investigation was made of the flotability and process flowsheet of a certain fluorite ore.

河南某萤石的石进行了可选性工艺研究。

The Quaternary thick eluvium and sliderock are dispersed over the Yangshan Au ore belt.

阳山金区第四系坡积物分布面积较广,厚度较大。

They refined gold out of the ore.

他们从石中提炼出黄金。

Where there is silicify arsenopyrit and pyriteization sometimes forms make of ore.

硅化、毒砂黄化集中发育的地方往往构成工业体。

It`s made from periclasite,magnesite aluminium spinel,chrome ore as raw material.

以方镁石、镁铝尖晶石、铬为主晶相的中性耐火制。

Experiment is done on the acid hydrolysis of titanium-columbite-tantalite ore difficult to decompose.

分解的钛钽铌的酸分解工艺进行了试验研究。

Primary violarite has comparatively big particle size,and it is considered the easiest flotation copper-niekle-sulphide ore.

紫硫镍原生粒度较大,被认为是最易浮选的硫化铜镍物。

Lightering rely on the port, the output of cocoa, timber, uranium ore, and other selected.

港口依靠驳运，输出可可、木材、选铀等。

They'd mined the hillside for the ores.

他们曾在这个小山坡上开采石。

Jaspilite and altered phyllite are the main ore types.

主要石类型有含碧玉岩型和蚀变千枚岩型。

An oxidized zinc ore from Inner Mongolia was found to be very difficult to treat due to its features of high oxidation rate,heavy weathering and the intimate association of hemimorphite and limonite.

内蒙某氧化锌石氧化率高,风化严重,异极和褐共生关系紧密且复杂,是一个选的氧化锌。

There are a lot of tellurium minerals in them, such as petzite, calaverite, hessite, altaite, tellurbismuth, rucklidgeite and sylvan.The grade of some section of ore body is up to industrial grade.

金床中含有大量的碲化物,如碲金银、碲金、碲银、碲铅、碲铋、碲铅铋和自然碲,部分段的位达到碲的工业位要求。

Rizhao overline bridge industry or business conclude in 2003, the company, in order to import cassava doing, ore in sand form, coal, export alcohol as the main fact.

日照天桥实业成立于2003年，公司以进口木薯干、砂、煤炭，出口酒为主。

This site provides introductory information to ore microscopy with over 30 full colour photomicrographs used in the course MICROSCOPIE DES MINERAUX OPAQUES at the University of Geneva.

该网站提供了一些有关石显微镜法的介绍性信息，并提供了由日内瓦大学制造的30张完整的彩色显微照片。

Electron Probe Microanalyser is a device that is mainly used to not determine quantitatively the chemical composition of the single ore and character of its superficial structure.

摘要电子探针主要应用于固体无机材料的微区化学成分定量测定和表面形貌研究。

Since the method causes serious depletion of ore during mining of upper plate,the inclined cutting raise heading together with inclined medium or deep hole kerve is suggested.

以无底柱为代表的崩落采法中,切割拉槽至关重要,而目前无底柱采大多采用垂直切割天井与切割平巷并配以中深孔联合拉槽的切割方法,但该方法在体上盘回采过程中损失贫化较大。

Metalliferous ore waste residue and clay were used to prepare one kind of new decolorization adsorption ball and fuchsine dye water sample was taken as processing object.

文章主要是以金属废渣、粘土为材料研究制备一种新型脱色吸附球,并以碱性红染料水样为处理象。

In mine construction engineering area, Apolune International Limited provide design of vertical shaft, inclined shaft, ventilating shaft, ore pass, drift, tunnel and all kinds of underground chamber.

在井建设工程设计方面，远月点国际有限公司提供竖井、斜井、风井、溜井、平巷、隧道及各种地下硐室的设计。

Microstructures of coal containing iron ore concentrates reduced by microwave heating are classified as the metal iron microstructure, the wustite microstructure and the slag phase microstructure.

微波加热含碳粉还原相结构分为金属、浮氏体和渣相结构。

Golden minerals in Carlin-type gold ore are dominated by native gold and argentiferous native gold of Au-Ag series, havehigh fineness,and are mainly enriched insulfide facies.

卡林型金的载金物主要为黄和粘土物，其次是毒砂和石英。