查询词典 bauxite

Slag test indicates that andalusite has no obvious effect on penetration. Slag penetrates along boundaries of bauxite or mullite. Al2O3 from bauxite dissolves into slag to form CA6, anorthite, gehlenite and other low melting phases which precipitate during cooling.

渣蚀试验表明，红柱石时侵蚀无明显影响，熟料液相沿莫来石和矾土骨料晶界向内渗透，氧化铝逐渐浓解与液相、渣中的氧化钙形成CA5和钙长石、黄长石等低熔相，在冷却过程中，钙长石和黄长石从液相中析出。

It is extracted mainly from bauxite by electrolysis of a molten mixture of purified bauxite and cryolite.

它主要是由萃取铁铝氧化物得到，而铁铝氧化物是电解含有熔溶之纯铁铝氧化物和冰晶石的混合物而得。

Using B Grade bauxite as bone material and A Grade bauxite as powder,different binder composition castable for permanent lining fo fundish were studied,with cyanite and sillimanite as expansion additives and Zimujie clay as sinter additive and plastic additive.

以B级高铝矾土熟料为骨料，A级矾土熟料为基质料，同时加入蓝晶石、硅线石为膨胀剂，紫木节粘土为烧结剂、塑化剂，研究了分别采用硅灰、高铝水泥、水玻璃、复合结合剂等为结合剂的不同配方组成的浇注料。

Afterwards, according to the optimally condition of sinter-roasting between coal and Alumina, emphasis on sinter-roasting process between coal and Bauxite, from reaction coefficient and fixed carbon content in coal and Oxidate content in Bauxite, figure out that coal and Bauxite's mixture ratio which needed in the reaction was 71.85:100, however, at the experiment can found that if to the theoretical calculation result make up the charge, the coal and Bauxite basically can not close-burning.

然后，根据煤和氧化铝的最佳烧结条件，着重对煤和铝土矿的烧结工艺进行了研究，由试验反应配比系数和煤中固定碳的含量以及铝土矿中氧化物的含量，计算出反应所需的煤和铝土矿的配比为71。 85：100，在试验的研究中发现，严格按照理论计算所得的结果进行配料时，物料基本上不烧结。

Years 9 28, in the color of shares issued on the related party transactions bulletin, bulletin said:"According to a resource block in the first stage of geological work carried out by the result, the block now proven high-quality bauxite resources amounted to 160 million tons (Al2O3 an average grade of 37.91 percent, the average ratio of 12.18 Al-Si), according to China Nonferrous Metals Industry Association in January 2007 issued a "certificate of identification of scientific and technological achievements, Lao province of Champasak帕克松area is Quaternary basalt bauxite LATERITIC Sanshui bauxite weathering crust type, with abundant resources, the exploration and exploitation conditions are better, obviously the characteristics of the anticipated benefits.

二千零七年9 28在对关联方交易的公告已发行股份的颜色，公报说：&据美国地质工作的资源块的第一阶段所进行的结果指出，现在证明块高质量的铝土矿资源达160万吨（氧化铝的百分之37.91，在12.18铝硅平均比例平均成绩），2007年1月根据中国有色金属工业协会发布了科技成果鉴定&证书老挝的占巴塞省帕克松地区第四系玄武岩红土型三水铝土矿风化壳型铝土矿资源丰富，勘探和开采条件，更好，很明显的预期效益的特点。

The effect of grain size of the bauxite on the sintering performance was studied by using a high iron trihydrate bauxite as raw material.

以某高铁三水铝石型铝土矿为原料，研究了铝土矿粒度对烧结矿产质量指标的影响。

Bauxite based mullite was prepared with grade Ⅱ broken bauxite (3 mm) and broken coal gangue(3 mm) as starting material according to formula w(Al2O3)=68%~72% in bauxite based mullite grogs.

以Ⅱ等高铝矾土碎矿(≤3 mm)和煤矸石碎矿(≤3 mm)为原料，按照矾土基莫来石熟料w(Al2O3)=68%~72%的要求，将它们按一定比例混合配制成混合料，接着将混合料湿磨至0.044 mm以均化化学成分，经湿法挤泥成型、烘干后分别在1 550℃、1 600℃和1 700℃煅烧6 h，冷却后测定其显气孔率和体积密度以确定烧结温度。

Ore-bearing rock series of bauxite and underlying limestone have an obvious divergence of electrical resistivity,and the divergence is the base for transient electromagnetic method in exploration of bauxite deposits.

铝土矿含矿岩系与其基底灰岩存在明显的电阻率差异，是开展瞬变电磁测深工作的基本依据。

The experiment mainly studied the choice of bauxite, the process of acid digestion and the sedimentation of acid digestion liquor and the way to Eliminated the iron from liquid aluminium Sulfate. The paper introduced the complexion of different bauxite in acid digestion. The influence of the concentration of acid, the proportion of acid to bauxite, the temperature. the pressure and the time of the rate of acid digestion were studied. The condition of the flocculation was also studied.

文中主要对铝土矿的选择、铝土矿的酸解过程、铝土矿酸解液的沉降、液体硫酸铝的除铁等主要生产工艺进行了详细的实验和讨论，论述了不同产地、品位的铝土矿对于酸溶法的适应情况；详细研究了酸的浓度、酸矿比、酸解温度、压力、时间对于铝土矿酸解率的影响，讨论了絮凝剂在铝土矿酸解体系中的使用效果；确定了经济有效的硫酸铝的除铁方法。

Also in Guinea, Rusal is the manager of the Compagnie de Bauxite de Kindia bauxite mining complex, which has an estimated capacity of 3 million tons a year.

俄罗斯铝业公司在几内亚还开设了Compagnie de Bauxite de Kindia铝土矿厂，预计年产能为300万吨。

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