查询词典 ores

A discussion is made on the beneficiation processes for different types of phosphorite ores and the beneficiation results.

叙述了不同矿石类型的磷矿石选矿流程及选矿效果。

In order to solving the problem on scarcity of backup resources of the depleted mines in Lujing uranium ore-field and using the existing sub-profitable type of geological reserves, it is suggested that the high grade of profitable type of deposits should be explored around the exhausting mines so that the production of the mines could be profitable by the pithead heap leaching mining method with arrangement groups of both sub-profitable and profitable type of ores.

为了解决鹿井铀矿田危机矿山后备资源短缺问题，完全盘活已有的次经济型地质资源，建议在该危机矿山周边地区寻找品位较富的经济型矿床，通过次经济的与经济的矿石贫富搭配，采用坑口堆浸法工艺，确保矿山生产赢利。

The deposit is known for higher resistivity of the ores than the wall rocks, high mean content (1612 x 10 -6 ) of strontium in the tuff and ever higher (4597 x 10 -6 ) in the porphyrite, and prominent biogeochemical anomaly associated with the plant ecologic variation in the mining area.

根据锶矿为强电阻体，矿石与围岩电性差异大，龙王山组晶屑凝灰岩中锶的平均含量高（1621×10－6），安山玢岩含锶量更高（4597×10－6），矿区生物地球化学异常显著，常见的植物生态呈现变异现象等特征，研究归纳出溧水爱景山锶矿床综合技术方法找矿模型，在所预测的远景区中，发现了锶矿。

X molecular sieve was synthesized from potash feldspar ores by baking and hydrothermal synthesizing procedures.

以钾长石为主要原料，经焙烧和水热合成工艺，合成了13X分子筛粉。

This article describes that, instead of a Si-PIN detector , a domestic TX410 thin window high resolution proportional counter is used in an SZ-2 X-ray fluorescence analyzer to determine the Cu,Fe,S,SiO2 contents of the copper ores in a copper mine situated in yunnan prorice, south-west China.

给出了一台SZ-2X射线荧光分析仪上的 Si-PIN 探测器用国产TX410薄窗高分辨正比计数管替代，测云南某铜矿Cu、Fe、S、SiO2的含量。

The existing pyrometallurgical technology is quite suitable for processing highgrade ore,and the process flow is shorter relatively,but the energy comsumption is lower ,but the process flow is longer relatively.The combined technology of the pyrometallurgy and hydrometallurgy is suitable for ores with different content and different types,but the process flow is still longer and the energy consumption is higher .

现有火法技术较适于处理高品位矿，工艺流程相对较短，但能耗较高；湿法技术较时预处理低品位及复杂矿，能耗低，但流程相对较长；火湿联合技术适用于不同含量、不同类型矿，但仍存在流程长、能耗高的缺点。

A radioactive element of the actinide series; found in uranium ores.

锕类的放射性元素，见于铀矿中。

The volcanic rocks and ores characterized by high concentrations of radiogenic lead indicate that the deposit formed on mature island-arc environment, and most of the ore lead was derived from the same environment as the associated volcanic rocks.

火山岩、矿石以富放射性成因铅为特征，反映成矿环境为成熟的岛弧环境，矿石铅与火山岩铅应属于同一来源。

Content characteristics of five kinds of detrimental elements,As,Cr,Cd,Pb,S,in iron ores imported from 23 countries,totally 490 batches,within recent two years were investigated by statistical techniques.Based on data distribution, interquantile robust statistics,and a brand-new data description technique,kernel density estimation,were used to acquire the standing values of detrimental elements.Multivariate statistical methods,including Principle Component Analysis and Factor Analysis,were used to ...

对我国进口铁矿石中的环境有害元素As、Cr、Cd、Pb、S的含量进行了总体统计分析，选用了四分位稳健统计分析及内核密度估计分别对铁矿中的有害元素As、Cr、Cd、Pb、S的含量的代表值进行估计，探讨了两种方法在代表值估计方面的特点，并使用主成分分析、因子分析等多元统计分析方法对有害元素的含量特征进行整体分类描述，确定了含量特征整体分类的主要有害元素，全面了解进口铁矿中涉及安全、环保等有害元素的质量状况。

It is inferred that the event at ca 1.4 Ga resulted in color changes of the rutile ores.

可能正是这一热事件导致金红石矿颜色发生变化。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。