MgO is a kind of metal oxide with medium-strength basicity.

The results indicate that the acidity and basicity in the waste water are affected by the SO 3 and metal oxide content in the fly ash;

试验结果表明：粉煤灰水中的酸碱性受灰中SO3与碱性金属氧化物含量的影响；

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The results show that the sensitivity of indium oxide doping noble metal to iso-butane is increased, for the dopant can improve the catalytic property of indium oxide;

掺杂碱性金属氧化物MgO和La2O3能够显著提高乙醇的灵敏度，同时使异丁烷的灵敏度有所降低；

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Alkali metal oxides improve the synergistic effect between active component and promoters, and increase selectivity and yield of isobutyraldehyde. The optimum promoter is CaO.

同时发现，碱性金属氧化物作助剂可以增强助剂与活性组分之间的协同作用，提高异丁醛的选择性和收率，较适宜的助剂是CaO。

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However, the alkaline oxides also affect their melting point. But, when the content of alkaline oxides is below 48%, the melting point would be getting lower and lower with the increase of the alkaline oxide gross.

而灰渣中总碱性氧化物的质量分数低于48%时，生活垃圾焚烧灰渣熔点随碱性氧化物质量分数的增加而降低；

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Coal-ash fusibility exhibits corresponding relations to its chemical composition and mineral composition, in which acidic oxides can increase the ash fusion temperature, but the basic oxides play a role in helping fusion and can reduce the ash fusion point.

煤灰的熔融特性不仅与煤灰的化学组成有关，还与灰成分的矿物形态有关，其中酸性氧化物可提高煤灰熔融温度，碱性氧化物却呈现降低煤灰熔融温度与助熔剂的作用。

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In melted slags, alkaline oxide content is basically similar to that of acidity oxide, and the alkalinity is close to 1;

熔融渣中碱性氧化物和酸性氧化物的含量基本相同，碱度接近于1.0；

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On the contrary, if the alkaline oxide content is higher than 48%, the tendency would be getting reversed.

而当碱性氧化物质量分数大于48%时，碱性氧化物对生活垃圾焚烧灰渣熔点的影响则相反。

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The effects of acidic oxides SiO2, alkali oxides MgO, neutral oxide Al2O3 as additives on the alkali metal emission were investigated.

考察了酸性氧化物Si02、碱性氧化物MgO、中性氧化物Al203作为添加剂对碱金属析出行为的影响。

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Ground to fine enough so with large specific surface and using adequate activator are the necessary measures to gain high reactivity for pulverized slag of nickel smelting with low caustic oxide content and high SiO_2.

碱性氧化物含量低、SiO2含量高的酸性镍冶炼水淬渣，欲获得较高的活性，须磨到足够大的比表面积和选用适宜的活化剂。

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Sewage sludge contain various alkaline-oxides such as: CaO, MgO, Al2O3 etc. They make sludge alkaline.

污泥中含有CaO、MgO、A12O3等碱性氧化物，使污泥呈碱性。

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The influence on effectiveness of sulfur-fixing from coal. temperature. Fe_2O_3, andCalcium/ Sulfur ( Ca/ S) are discussed.

本文描述了各种碱性氧化物固硫效果选择实验结果，论述了煤种，燃烧温度、钙/硫比、Fe2O3对固硫效果的影响。

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The results show: the content of basic oxide has decisive effect on the dissolving attribute of corresponding irons and on scale of ash water.

试验结果表明，灰中碱性氧化物含量对其相应离子的溶出有决定性影响，进而对灰水的结垢现象产生决定性影响；

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Research on Activating Mineral Activity with Carbide Slag and Basic Oxide

利用电石渣和碱性氧化物激发矿渣活性的研究

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The influence of water content, molar ratio of methanol to oil, concentration of alkaline catalyst, reaction temperature and time different reaction factors to transesterification, and methods such as water washing, acid washing, extraction and pressure reduced etc.

考察了原料油水分含量、醇油物质的量比、催化剂浓度、反应温度、反应时间等对转酯化反应的影响，以及水洗、酸洗、萃取、减压蒸馏等不同后处理方法对产品品质的影响。

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A Discussion about the Amount of Substance ( or Concentration) Effect on Chemical Equilibrium

物质的量（或浓度）对化学平衡影响的讨论

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Some right expressions relating to solution composition, such as mass fraction, volume fraction, mass concentration, molarity and volume ratio were introduced.

对溶液组成标度，如质量分数、体积分数、质量浓度、物质的量的浓度、体积比的正确表述也一一进行了介绍。

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The affection of catalyst concentration, molar ratio of [ Al]/ [ Cat], temperature and time on polymerization was studied in detail.

考察了催化剂物质的量浓度、[Al]/[Cat]摩尔比、温度、聚合时间对聚合性能的影响。

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Concentration for amount of substance in Analytical Chemistry

物质的量浓度与分析化学

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When the molar ratio of Yb to Eu was3:7, luminescent intensity reached to the maximum.

当Yb与Eu加入的物质的量浓度比为3：7时，光强达到最大值。

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Amount-of-substance concentration ofB& the concept on chemical equivalent;

有关化学量的概念物质的量浓度；

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