氧化镁的

Flower-like spherical Mg2 powder was prepared. The effects of several key factors on recovery rate of Mg and the crystal growth kinetics of Mg2 were studied.

制备花状球形氢氧化镁粉体，研究了几种关键因素对镁回收率的影响和氢氧化镁的晶体生长动力学。

The activity of magnesia has been determined and researched by the citric acid method and three different hydrated methods.

采用柠檬酸法和三种不同水化法测定了氧化镁的活性，阐述了氧化镁活性与煅烧温度、煅烧时间之间的关系。

The technological parameters of the productive process of light magnesium oxide by ammonium bicarbonate-ammonia pyrogenation technology had been studied.

研究了碳酸氢铵氨水热解法制备轻质氧化镁的工艺条件，考察了原料Mg2+浓度、反应温度、Mg2+与NH3t当量比、NH3与NH4HCO3摩尔比和预氨化pH值对碱式碳酸镁的过滤性能、沉镁效率和碳酸氢铵消耗量的影响，并探讨了煅烧温度、煅烧时间、升温速度对轻质氧化镁视比容的影响。

The results show as follows: Autogenous volume deformation of MgO concrete is closely relative to mix proportions, high water content will accelerate hydration of MgO, thus increases expansion of concrete; the addition of fly ash will suppress the expansion of concrete.

内含氧化镁水泥混凝土自生体积变形与配合比参数有关，较大水胶比有利于氧化镁的较快水化，粉煤灰对混凝土变形有抑制作用，内含氧化镁水泥适用于强度等级较低的重力坝混凝土。

Its production technologies (such as brucite milling method and chemical synthesis method) and modification researches were summarized,and the research hot spots of chemical synthesis method and modification were mainly introduced.

综述了氢氧化镁的生产技术(水镁石磨细法和化学合成法)以及改性研究，重点介绍了氢氧化镁的化学合成法以及改性研究的热点。

This invention relates to method of using boron magnesium fertilizer to produce fiber shape magnesium hydroxide fire retardant. First dissolve boron magnesium fertilizer, then add magnesia and oxydol to solution to carry out sulfuric acid neutralization and ferrous ion oxidation, remove iron ion, then add ammonium bicarbonate to carry out metathetical reaction.

利用硼镁肥生产纤维状氢氧化镁阻燃剂的方法，涉及一种制取纤维状氢氧化镁的方法，首先将硼镁肥溶解，然后向溶液中加入氧化镁和双氧水进行硫酸中和与亚铁离子氧化并除去铁离子，然后对余液加入碳酸氢铵进行复分解反应。

The melting point of the pure periclase magnesia is 2,800℃, some impurities may reduce the melting point of the magnesia , borides influence is extremely remarkable.

纯净的方镁石型氧化镁的熔点为2800℃，一些杂质可使氧化镁的熔点降低，其中硼化物的影响极为显著，即使是少量的硼化物(0.01%-0.02%)的存在就将导致氧化镁的抗蠕变性能明显降低，而B2O3在高温时的气化能够造成氧化镁材料的气孔率增大，严重影响其高温强度，故镁砂降硼是非常重要的。

The test with light megnesium oxide make megnesium oxide using silicon steel band annealing as isolation agent are presented in this paper.

介绍了用轻质氧化镁制造硅钢板退火用隔离剂氧化镁的试验。

Anhydrous magnesium chloride is the raw material of electrolyzed metal magnesium and an important intermediate of some catalyzers or medicines.

氧化镁氯化转化是以菱镁矿、水镁石、氢氧化镁或氯化镁脱水产生的氧化镁为原料，分为气体介质中氧化镁的氯化和熔融盐介质中氧化镁的氯化。

Magnesium monoperoxyphtbalate is composed using benzoic anhydride,magnesium oxide and hydrogen peroxide .

以苯酐、氧化镁和双氧水为原料，研究了均匀设计在单过氧邻苯二甲酸镁合成中的应用，考察了苯酐与氧化镁的摩尔比、反应温度和反应时间对单过氧邻苯二甲酸镁合成的影响，确定了最佳反应条件。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。