铁矿

In generall surface water, Quaternary ground water and karst water are not hydraulically linked with each. Other in Laiwu iron ore field. However karst sinking at surface tokes place in places where neotectonic faults are developed.

莱芜铁矿田中，一般情况下地表水、第四系潜水与岩溶水无水力联系，地表无塌陷产生，只有在新构造断裂发育的地段，才有可能产生岩溶地面塌陷。

Since its establishment 10 years, has the gold, platinum palladium, iron, manganese, copper, lead and zinc, bauxite, rare earth, coal, phosphorus, pyrite, glauberite, bentonite, asbestos, gypsum, quartz sandstone and limestone , Sand shale, granite, marble and building materials Bittern, mineral water, hot springs and many other items were assessed.

公司成立十年以来，已对金、铂钯、铁、锰、铜、铅锌、铝土、稀土、煤、磷、硫铁矿、钙芒硝、膨润土、石棉、石膏、石英砂岩、石灰石、砂泥岩、花岗石、大理石建材及盐卤、矿泉水、温泉等众多项目进行了评估。

A very complicated mantle mineral group including the native iron and wustite assemblage was recently discovered in chromitites from the mantle harzburgite of Luobusa ophiolite, Tibet.

笔者在西藏蛇绿岩的铬铁矿石中发现了十分复杂的地幔矿物群，其中包括自然铁-方铁矿的共生组合，它们被认为是外地核和下地幔的物质通过地幔柱作用携带到上地幔的。

The effects of three collectors,benzyl arsionic acid,diphosphonic acid and C_(79) alkyl hydroximic acid,on ilmenorutile,fersmit and niobite floatation with the various pH and collector dosage are investigated.

研究三种捕收剂在不同pH和用量的条件下对纯铌铁金红石、铌钙矿和铌铁矿的捕收影响。

The effect of roasting temperature, roasting time and the reducer dosage on the leaching ratio has been studied. The best process condition is cinder/ lignite is 1/0.8, the roasting temperature is 800, the roasting time is 20min. The second is vitriol lixiviate.

本工艺分四个阶段进行：首先是硫铁矿烧渣的还原焙烧，探讨了焙烧温度、焙烧时间和还原剂用量对铁的还原浸出率的影响，得到的最佳工艺条件为烧渣：褐煤=1：0.8，焙烧温度800℃，焙烧时间20min。

The dehydration and transformation into suanite of decomposed of szaibelyite at about 700 ℃ is the main reason of ludwigite weight loss.

硼镁石在700℃左右分解脱掉结构水形成遂安石，硼镁石的分解是造成硼铁矿大量失重的主要原因。

The results show that the boron - rich slag obtained from melting ludwigite can be used as the raw material of producing borax and boron acid .

结果表明：硼铁矿火法分离得到的富硼渣可以作为制硼砂和硼酸的原料。

The phase transformation and weight loss rate of ludwigite in oxidizing roasting were studied by DTA-TG,isothermal TG and XRD.

利用DTA-TG、恒温TG和XRD测试方法研究了硼铁矿氧化焙烧过程中的相变和失重率。

ABSTRACT Agglomeration mechanism of ludwigite agglomerate is studied systemly. On the studies before, compound additive containing B and Mg is explored and expanded.

深入系统地研究了硼镁铁矿造块的固结机理，并在已有研究的基础上探索和开拓了含硼含镁复合添加剂。

VLF method ; Gold ore ; Ludwigite ; Copper ore ; Molybenum ore ; Coal ; ore Application ; Effect

甚低频法；金矿；硼镁铁矿；铜矿；钼矿；煤矿；应用；效果

For a big chunk of credit-card losses; the number of filings (and thus charge-off rates) would be rising again, whether

年美国个人破产法的一个改动使得破产登记急速下降，而后引起了信用卡大规模的亏损。

Eph. 4:23 And that you be renewed in the spirit of your mind

弗四23 而在你们心思的灵里得以更新