查询词典 iron pyrite

The iron in the zinc sulphide concentrates mainly comprises marmatite and pyrite.

本文研究出一种可靠的、确定精矿矿物组成的化学分析方法，着重于测定铁在精矿各矿物中的分布，及铁闪锌矿铁含量的变化规律。

Total iron ion concentration in the slurry increased as the desulfurization reaction proceeded, which showed that the coal pyrite was being leached. This method can not only achieve high flue gas desulfurization efficiency but also reduce pyretic sulphur from coal.

随烟气脱硫过程的进行，脱硫浆液中的总铁含量不断增加，说明煤中黄铁矿被不断浸出，故此法在脱除烟气中的二氧化硫的同时也降低了煤中的黄铁矿硫。

Bacterial and chemical oxidation of gold-bearing pyrite gives rise to not only ferric sulfate and sulfuric acid but also ferrous sulphate and low-valence oxide of sulfur. The potential in the system is too low to dissolve native gold to form Au(SO4)2- Experiments indicate that gold does not dissolve in sulfatic iron solution.

含金黄铁矿在细菌氧化、化学氧化过程中，除生成高铁的硫酸盐和硫酸外，还生成了亚铁的硫酸盐及硫的低价氧化物，体系中的电位较低，距溶解自然金呈Au(SO_4)_2~-所需电位甚远，实验表明，金不溶于硫酸铁溶液中。

Such was the case withthe two specimens which Cyrus Harding had brought back, one of magneticiron, not carbonated, the other a pyrite, also called sulphuret of iron.

赛勒斯·史密斯上次带回来的两种标本就是这样，一种是没有碳化的磁铁矿，另一种是黄铁矿，也叫做硫化铁。

It includes 1 billion tons of iron ores, 200 million tons of collieries and pyrite, carbon stone, fire clay, gas, bone coal occupy first in the whole province.

铁矿10亿吨、煤矿2亿吨、硫铁矿、碳石、耐火粘土、天然气、石煤等居全省第一。

It includes 1 billion tons of iron ores, 200 million tons of collieries and pyrite, carbon stone, fire clay, natural gas, bone coal occupy first in the whole province.

铁矿10亿吨、煤矿2亿吨、硫铁矿、碳石、耐火粘土、天然气、石煤等居全省第一。

One of coal, iron, gypsum, pyrite, magnesite, kyanite, barite, graphite, china clay ore, copper, cobalt, molybdenum, such as higher levels of mineral exploration, and industrial dolomite, limestone, refractory clay, bauxite and other mineral deposits at the end of the exploration degree.

其中煤、铁、石膏、硫铁矿、菱镁矿、蓝晶石、重晶石、石墨、瓷土矿、铜、钴、钼等矿产的勘查程度较高，而工业用白云岩、灰岩、耐火粘土、铝土矿等矿藏的勘查程度较底。

The utilization of preparing iron oxide red by pyrite cinder, which can not only control the cinders pollution but also can supply the new technology and new material. It has preferable social, economic and environmental benefits.

利用硫铁矿烧渣生产氧化铁红，既解决了烧渣的污染问题，同时也为氧化铁红的生产提供了新原料和新工艺，具有较好的社会、经济及环境效益。

Pyrite type is imports, imports of iron ore from Thailand.

铁矿类则是进口，从泰国进口铁矿。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了