1、

peculiarity of reducing reaction of silicon in corex smelting gasifier

COREX熔融气化炉内硅还原反应的特点

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Methods: The cerous sulfate reducing reaction was used according to the preventive and curative criteria of iodine deficiency drawn up by WHO and ICCIDD.

方法:采用WHO与ICCID制定的《碘缺乏病防治标准与方法》中的硫酸铈法。

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OUr goal was to determine urine iodine of 1887 pregnant women and 1887 corresponding newborns with cerous sulfate reducing reaction.

本文采用硫酸铈法测定了1887例分娩前(40周)孕妇与相应的1887例新生儿尿碘。

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The study of iron powder on decomposing titanium liquor with acids was described in detail in this paper. The relationship between temperature's rise and time in reducing reaction was analysed systematically.

详述了铁粉在酸解钛液还原反应的研究,较系统地分析了铁粉在还原反应温升与时间的关系;

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6、

The reaction principle of reducing naphtha olefins and increasing diesel oil by FCC process was discussed.

探讨了催化裂化过程降低汽油烯烃含量和多产柴油的反应原理。

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The reaction kinetics of preparing VN from reducing and nitriding V_2O_5 by solid carbon was discussed.

研究以碳作为还原剂,还原氮化五氧化二钒制备氮化钒过程中的还原氮化反应动力学。

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Reducing The Content of Free Aldehyde in 107 Glue which caused by Additive Reaction Nitric Derivatives React on Hydroxyl

利用含氮衍生物对羰基的加成反应以降低107胶游离甲醛含量

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As a buffer fluid, acetic acid can help maintain a low pH in the acid-rock reaction system, reducing the amount of damaging precipitants ( such as calcium fluoride, ferric hydroxide, aluminum hydroxide, and aluminum fluoride etc.) generated in the acid treatment of sand.

作为缓冲液,能维持酸岩反应体系的低pH值,减小氟化钙、氢氧化铁、氢氧化铝、氟化铝等砂岩酸化中二次反应伤害沉淀物。

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The effects of reaction time and reaction temperature on corrosion rate of JJ-9 alkalinity reducing agent were examined.

分析了反应时间和反应温度对降碱剂JJ-9腐蚀速率的影响;

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Nano-copper/ polyacrylonitrile composite fiber was prepared by the reaction between the modified polyacrylonitrile fibers and Cu(ⅱ) ions in the solution. The reaction was carried out in water bath of 30 ℃ for 60 min using formaldehyde as reducing agent and silver nitrate as active reagent.

改性聚丙烯腈纤维与Cu(Ⅱ)溶液反应,以甲醛为还原剂,硝酸银为活性剂,在30℃水浴中反应60min,制备出纳米铜/改性聚丙烯腈复合纤维。

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For controlling the intensive hydrate reaction and the great heat released in the process and reducing the harm that caused by CaO, the hydrophobic surface-modification of CaO particles by silane cou-pling agent-octadecyl trichlorosilane at room temperature was intro-duced.

为了控制氧化钙水化反应急剧,并大量放热而引起各种危害,本文中用十八烷基三氯硅烷偶联剂在室温对氧化钙粉体进行疏水化表面改性。

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Formation of Isovaleraldehyde in the Maillard Model Reaction System Consisting of Leucine and Reducing Sugar

亮氨酸与还原糖组成的Maillard模型体系形成异戊醛

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The author elaborates a new synthetic method of reducing citral to nerol and geraniol by PTC catalytic reduction with sodium borohydride, in C6H6/ H2O mixture solvents, we discuss the effective factors of reduction and find out the optimum reaction conditions.

以水和苯作混合溶剂,以硼氢化钠作还原剂,采用相转移催化法还原柠檬醛合成橙花醇香叶醇,并对影响还原反应的各种因素进行研究,找出最佳工艺条件。

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H2 has double function of both reducing Ni2+ and enriching Ni0; CO scatters the enriched metal during reaction while C2H5I stabilizes the dispersed active sites.

H2起着还原Ni(2+)和使Ni0富集的双重作用,CO在反应过程中使富集的金属分散开来,C2H2I则使散开的催化活性位得到稳定。

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Because of its submicron dimensions, nanostructure has special chemical and physical properties improving the detection sensitivity of biosensor, reducing the time of biochemistry reaction, and increasing the detection throughout.

而纳米结构由于其独特的化学和物理性能,显著提高了生物传感器检测的灵敏度,缩短了生化反应的时间和提高检测的通量。

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Through analysis and comparison, it is concluded that using FeSO_4 as reducing agent could broaden pH adjusting range of oxidation-reduction reaction and improve safety of operation;

通过比较和分析,最终提出了采用FeSO4作为还原剂处理含铬废水,氧化还原反应pH调节范围扩大,运行安全系数提高;

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In the part of theory study, the law of N_2H_4 reducing NOx was studied by chemical thermodynamics calculation and chemical reaction kinetics calculation.

研究工作包括理论和实验两部分。在理论部分,首先对水合肼还原NOx的反应进行了化学热力学和化学动力学计算研究。

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by reducing bubble size, gas-liquid transfer can be promoted and thus the reaction process is accelerated.

通过减小气泡的尺寸,可以促进气液传递,加快反应的进程。

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polymerization reaction process and its realization in reducing condensate agent unit

降凝剂装置聚合反应过程及实现

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