The catalysts were used for direct synthesis of hydrogen peroxide from hydrogen and oxygen.
用于催化氢气和氧气直接合成过氧化氢的反应。
However, there has not article about direct synthesis of aluminum nitride in high-energy ball mill.
但用高能球磨直接氮化合成氮化铝的方法尚未报道。
Modification of CuCl catalyst used in the direct synthesis reaction of methyl chlorosilane monomer;
研究不同碱催化剂上合成丙二醇甲醚的反应及对分子量分布的影响。
The direct synthesis of organosilicon monomer is the key and foundation stone of the global silicone industry.
直接法合成有机硅单体是有机硅工业的关键和基石。
The direct synthesis method has the merits of requiring no calcining shorter producing period and lower costs.
直接法的优点在于产品不必经过焙烧，生产周期短，成本低等。
Therefore, it is advantageous to use a direct synthesis method without optimization whenever this is applicable.
所以，使用一个直接综合方法没有优化是有利的，每当这是可适用的。
The technical and economical assessment results show that direct synthesis of DME from syngas is more reasonable.
技术经济评价表明，合成气直接合成二甲醚在经济上更为有利。
The direct synthesis of lanthanum stearate is studied under the reaction of stearic acid to La2O3 in the presence of catalyst.
研究了硬脂酸和氧化镧在催化剂作用下直接合成硬脂酸镧的方法。
The technology to direct synthesis of these agents, such as Bt, to specific tissues is known and under development but not yet perfected.
人们已经了解并开发命令这些介质(比如蓝四氮唑)合成特定组织的技术，但并不完善。
The synthetic method is novel in the direct synthesis of amide surfactants by vacuum-amphoteric method without ring closing reactions.
本发明方法不经过关环过程，创新性地采用真空―两性化法直接合成酰胺型表面活 性剂。
Chemical equilibrium in direct synthesis of dimethyl ether from syngas was calculated and analyzed by using an appropriate thermodynamic model.
选用合适的热力学模型，对合成气直接合成二甲醚的反应进行了化学平衡分析。
The invention relates to a catalyst for use in the direct synthesis of dimethyl ether from a synthesis gas, a preparation method and use thereof.
本发明涉及一种用于合成气直接合成二甲醚的催化剂及其制法和应用。
Four heteropoly complexes containing yttrium were synthesized by means of degradation or direct synthesis and were reported in this paper for the first time.
用降解法或直接法合成了未见报道的四种含钇多元杂多配合物。
In this study, the Al2O3-water nanofluids produced from direct synthesis method was used as the experimental samples into three types of the mass fractions 0.
本研究使用以直接混合法制备之三氧化二铝奈米流体为实验样本，目的为探讨三氧化二铝奈米流体在不同浓度0%，0。
The technology is particularly well-suited for UWB applications, allowing direct synthesis of UWB waveforms without the need for mixers or high-precision filters.
该技术尤其适合于UWB应用，可直接合成的超宽带波形，而无需搅拌机或高精密过滤器。
Recent advances in direct synthesis of trialkoxysilanes from silicon and alcohols were reviewed, including the raw material, solvent, catalysts and reaction conditions.
综述了硅与醇直接合成三烷氧基硅烷所用的原料、溶剂、催化剂以及催化反应的工艺条件。
The effect of reaction temperature on reaction activity and selectivity of dimethyl dichlorosilane (DDS) in direct synthesis process has been investigated experimentally.
实验研究了直接法流化床合成甲基氯硅烷过程中反应温度对反应活性和二甲基二氯硅烷(DDS)选择性的影响。
The process for the direct synthesis of trialkoxysilane by reacting silicon metal with an alcohol over a copper catalyst is simple, handle easily, have no environmental pollution.
而直接法是在铜催化剂及高沸点有机介质作用下，由硅粉与甲醇或乙醇反应得到目的产物。
The direct synthesis of carbonates can be carried out both in homogeneous and heterogeneous catalytic systems. Supported metals, metal methoxides and bases can all be used as catalysts.
碳酸酯的直接合成可在均相及多相催化体系中进行，负载金属、金属甲氧基化合物及碱均可作为催化剂。
Based on the summery of research findings by the predecessors, the invention is novel in direct synthesis of amide surfactants by vacuum-amphoteric method without ring closing reactions.
本发明在总结前人研究成果的基础上，不经过关环过程，创新性地采用真空—两性化法直接合成酰胺型表面活性剂。
It is necessary that the technical development of direct synthesis of titanium-containing zeolite using cheap raw materials and secondary synthesis of this type zeolite, in order to take it...
为实现钛硅沸石的工业化，应重视开发用廉价原料的直接合成和间接合成技术。
The causes after the poisoning deactivation and thermal deactivation of bifunctional catalysts for direct synthesis of dimethyl ether (DME) from biomass syngas and the countermeasures were reviewed.
概述了生物质气一步法合成二甲醚双功能催化剂的热失活、中毒失活的原因及其解决方案。
He and other biologists studying a wide variety of organisms have found that these particular RNA's direct, in large part, the synthesis of histones, a class of proteins that bind to DNA.
他和其他研究多种生物的生物学家发现，这些特殊的RNA在很大程度上直接影响组蛋白的合成，组蛋白是一类与DNA结合的蛋白质。
In 1991 they published a paper that made the cover of the journal Science, describing how photolithography could be used to direct light to activate the synthesis of biological compounds.
并就此于1991年发表的文章成为《科学》杂志的封面文章阐述了影像平面印刷技术如何能够直接激活生物物质的信息汇总。
This piece of RNA can then direct the synthesis of proteins via the genetic code.
这一块的RNA可以直接合成的蛋白质通过遗传密码。
Many of you have read about synthesis, and the synthesis meditation whereby ascending humans may consciously direct their energy flow into a rainbow of colors, from darkest to lightest in tone.
你们中的很多人，都已经读过合成和合成冥想的内容，其中，提升人类可以有意识指挥自己的能量流成为一条音调从最深到最浅的彩色彩虹。
A detailed study for the synthesis of hexabromobenzene by means of direct bromination has been conducted, and some modifications to the classical method were proposed.
对直接溴化法合成六溴苯作了系统的研究，并对文献方法进行了一系列的改进。
Applications of decimal Fraction frequency divider in the area such as direct digital frequency synthesis technology and stepper motor drive speed controller a re introduced.
在此基础上，介绍了小数分频器在直接数字频率合成技术和步进电机驱动速度控制中的两种常见应用。
Applications of decimal Fraction frequency divider in the area such as direct digital frequency synthesis technology and stepper motor drive speed controller a re introduced.
在此基础上，介绍了小数分频器在直接数字频率合成技术和步进电机驱动速度控制中的两种常见应用。
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