查询词典 ludwigite

The strength of suanite and szaibelyite are low. The strength of ludwigite is high, but its reducibility is low.

遂安石和硼镁石的强度较低，硼镁铁矿强度虽高，但还原性差。

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。

In this paper,with respect to the low reactive activity of ludwigite from Wengquangou for the manufacture of borax by the CO2-soda process,a kind of composite additive was employed for the calcination of ludwigite.

针对碳碱法加工翁泉沟硼铁矿生产硼砂过程中存在的矿石活性低等问题，通过添加复合添加剂对硼铁矿进行活化焙烧，用常压碱解率评价焙烧矿的反应活性，分别考察了复合添加剂用量、焙烧温度以及焙烧时间对翁泉沟硼铁矿反应活性的影响。

The dehydration and transformation into suanite of decomposed of szaibelyite at about 700℃ is the main reason of ludwigite weight loss, It was found by XRD that paigeite and magnoferrite are the most stable component without phase tromsformation during oxidizing roasting.

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。通过XRD分析可知矿石中的镁铁矿相、硼铁矿相为最稳定相，在硼铁矿原矿焙烧过程中不发生相变。为硼铁矿烧结-冶炼工艺提供了必要的理论依据。

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

Ludwigite, suanite, szaibelyite, magnetite and hematite are made artificially. Their forming condition, strength and reducibility are studied.

用人工方法合成硼镁铁矿、遂安石、硼镁石、赤铁矿、磁铁矿，以研究它们的形成条件、强度和还原性。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。