得出了制备纳米氢氧化镁的最佳条件。
The best condition of preparation for nanometer magnesium hydroxide are gotten.
研究了由碳酸铵和氯化镁制备纳米氧化镁的方法。
This paper is concerned with preparation method of nano-sized magnesium oxide from ammonium carbonate and magnesium chloride.
水的硬度是由其含石灰盐和氧化镁的数量决定的。
The hardness of water depends upon the amount of salts of lime and magnesia which it contains.
本文针对如何加快氢氧化镁的沉降速度进行了研究。
How to accelerate the sedimentation rate of magnesium hydroxide was studied in the paper.
用非等温动力学方法对氢氧化镁的热分解动力学进行了研究。
The thermal decomposition kinetics of magnesium hydroxide was investigated using the non-isothermal approach.
对不同形貌氢氧化镁的化学合成及外部生长环境进行了综述。
The chemical synthesis of magnesium hydroxide with different morphological structure and their outer growing environment are reviewed.
在试验条件下，氧化镁的添加量对混和煤的流动性影响不大；
The amount of magnesium oxide has little influence on fluidity of compound coal under the test condition.
研究结论对无水氯化镁及无水氧化镁的工业生产具指导意义。
These results are of significance for the industrial production of anhydrous MgO and MgCl_2.
本论文简要介绍了纳米氧化镁的性质、用途及国内外研究现状。
The properties, applications and research situation at home and abroad of nanometer magnesia have been presented in this thesis.
在优化条件下，改性后的纳米氧化镁的亲油化度达到27.7%。
Under the optimized condition and after modification nanometer magnesium oxide oil-absorbed value achieves 27.7%.
分析结果表明：制得的无水氯化镁中氧化镁的含量约为0.1%。
The analytical result show that anhydrous magnesium chloride contains magnesium oxide in an amount about 0.1% by weight.
介绍了以白云石为原料制备阻燃剂用氢氧化镁的试验原理及工艺流程。
The principle and process of preparing flame retardant Mg(OH) 2 from dolomite are introduced.
研究表明：氧化镁的活性和煅烧温度、时间及氧化镁中的硼含量有关。
It shows that the calcined temperature, calcined time and boron content relate with the activity of magnesium oxide.
结果表明：当多磷酸酯的质量分数为1%时，氢氧化镁的物理性质趋于最佳。
The results indicate the physics characteristic of magnesium hydroxide was optimal when the dosage of ADDP reaches 1wt%.
重点评述了特殊形貌氢氧化镁的特点，及其作为阻燃剂在国内外的应用研究现状。
And the characteristic of special morphological magnesium hydroxide are narrated emphatically, also the application research situation as fire retardant at home and abroad are introduced.
本研究所述的工艺是采用卤水、碳酸氢铵和氨水为原料，生产特级轻质氧化镁的方法。
This paper about the technics is to use the material of haloid liquid, ammonium bicarbonate and ammonia to preparate the super light MgO.
用盐酸直接溶样的方法可以代替高温碱熔的方法分析石灰石中的氧化钙和氧化镁的含量。
Thus we hold that the direct HCl dissolution method can replace the high temperature alkali fuse to analysis the calcium oxide and magnesian in limestone.
在利用浓海水提取浆状氢氧化镁的过程中，钙离子的存在是影响氢氧化镁产品纯度的重要因素。
The property of magnesium hydroxide, the quality standard and characteristics of magnesium hydroxide slurries were generalized in this paper.
以不同沉淀剂制备了碱式碳酸镁前驱体，讨论了前驱体制备温度和制备时间对得到的氧化镁的影响。
The effect of preparation temperature and aging time of the precursor on the properties of the resulting MgO was studied.
当氧化镁和煤粉混喷时，对煤粉具有助燃作用，但当氧化镁的添加量超过5%时混和煤最高燃烧温度下降。
Magnesium oxide will help combustion when injecting coal powder with it, but if the amount of magnesium oxide exceeds 5%, the Max combustion temperature of mixed coal will reduce.
论文首先对沉淀转化法制备纳米氧化镁的工艺作了进一步研究，然后进行了纳米氧化镁表面改性技术的研究。
In this thesis, the technology of preparing nanometer magnesia in PTM was further studied, and then surface modification of nanometer magnesia particle was discussed.
主要研究了氢氧化镁的湿法表面改性的工艺过程，用浊度分析方法对改性效果进行了比较，确定了最佳工艺条件。
The turbidimetry was used to evaluate the efficacy of surface modification, the optimal formation conditions of production were fixed.
在不同改性剂中，以硬脂酸锌的改性效果较好； 改性纳米氢氧化镁的阻燃性能和机械力学性能要优于微米级氢氧化镁；
The experimental results indicate that modified NSMH disperses well in flexible PVC, and zinc stearate has a better modification effect than other modifiers.
目前各种标准的镁铝尖晶石砖主要在氧化镁的数量、种类和它们铝载体的种类（烧结和电熔镁尖晶石、钙，氧化铝，白电熔等）方面有很大的不同。
Available standard MA-spinel bricks differ mainly in the type of magnesia and in the amount and type of their alumina carrier (sintered and fused MA-spinel, calc. alumina, white fused alumina, etc. )
人体每日需要的镁元素含量大约为270毫克，而柠檬酸镁是最佳的选择，因为它比氧化镁更容易吸收。
You need about 270mg a day, and look for magnesium citrate, which is easier to absorb than magnesium oxide.
解酸剂，抗酸剂，防酸剂一种中和酸的物质，如氧化镁或碳酸氢钠。
A substance such as magnesia or sodium bicarbonate that neutralizes acid.
摘要：本文对国家大剧院工程氧化镁电缆的施工策略进行了分析。
Abstract: : in this paper, the national grand theatre engineering magnesia cable construction methods are analyzed.
制备了一系列亲水型和亲油型的纳米氧化镁粉体。
A series of hydrophilic and hydrophobic nanometer magnesia particles have been fabricated.
晶粒细小，结构疏松，应变能大的氧化镁粉末具有较高的活性。
MgO powders, with small particle size, loose structure and high strain energy, have high activity.
利用红外光谱、X射线衍射对脱硝处理前后的氧化镁基催化吸附剂进行了分析，探讨其脱硝的机制。
The structure and shape of magnesia base catalyst-sorbent before and after denitrification were characterized by XRD and FT-IR.
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