查询词典 reducing agent

Arsenictrioxide was produced by reverberator smelting, and materials are arsenic trioxidewhich purity is over 94%, and charcoal as reducing agent to produce metalarsenic.

课题通过物料平衡计算、生产工艺流程分析和职业卫生调查等方法探讨该厂存在的主要职业病危害及可能的影响因素。

It may participate in many biochemical reactions in the human body, can be partially oxidized deoxy-vitamin C, this process is reversible, so the oxidation of vitamin C is also a reducing agent.

它可参加人体内的很多生化反应，可部分氧化生成去氧维生素C，这一过程又是可逆性的，所以维生素C也是一种氧化还原剂。

Sodium metal, as the products of chemical industry taking sodium salt as the raw material, has been widely applied to the production of sodium cyanide, sodium dioxide and the reducing agent concerned to metallic titanium, dyestuff, medical and synthetic organic products, as well as the refrigerant of atomic reactors.

金属钠是以钠盐为原料的化工产品，广泛用于制造氰化钠、过氧化钠和金属钛的还原剂，可做染料、医药、有机合成产品；还可做原子能反应堆的冷却剂。

Stibnite red glass was prepared taking sulfur powder and antimony powder as colorant, using carbon powder as reducing agent.

选择硫粉，锑粉为着色剂，以碳粉为还原剂，制备出了硫化锑红色玻璃，并对其光谱性能进行了研究。

With the raw material and the particle size of reducing agent narrowed, the percent reduction of strontia increases.(6) With the barbecuing pressure increasing, the percent reduction of strontia increases, after the certain value, the percent reduction of strontia decreases instead.(7) With reduction temperature increasing, the percent reduction of strontia increases.(8) The percent reduction of strontia is increasing with prolonging reduction time. In this experimental condition, it will become steady after 2.5h.

通过实验研究确定以SrCl_2-SrF_2-SrCO_3的纯锶盐体系作为电解质，实验中还采用了我们最新研制的熔盐电解监控仪对电解过程进行测量和系统的研究，得出以下结论：(1)增加电流强度，反电动势亦随之增加，而升高温度反电动势则有所降低；(2)随着电流密度的升高和电解时间的延长，电流效率逐渐增加，达到峰值后稳步下降；(3)延长电解时间，合金中锶的含量逐渐增加，最高可达18.1％；(4)开始电解后，反电动势逐渐增加，但向熔体中加入SrCO_3后，反电动势明显降低，因此认为在正常电解时是SrCO_3在分解。

The influence of factors such as W/C,sand percentage,water reducing agent and wollastonite is analyzed and the optimum proportion is given in this paper.

阐述了研究开发特重高强混凝土的重大意义，提出了制备技术和途径，说明了原材料及其性能要求，介绍了正交试验法设计特重高强混凝土配合比的方法，分析了水灰比、砂率、减水剂和硅灰等因素对特重高强混凝土的影响，在此基础上给出了最优配合比。

With Glycol as solvent and Aquation Hydrazine as reducing agent,Low Cobalt powder can be prepared from Cobalt Chloride.

以乙二醇做溶剂，水合肼做还原剂，从钴的氯化物中制备金属钴粉。

The overall yield was 43.6%.The yield of reduce of ester was increased nearly one times than the past method because of KBH4-LiCl as the reducing agent instead of NaBH4. Changing the reaction conditions of bromization, the one-way yield enhanced 30%. The yield of reduce of the bromide was added by one times by improving the process. Tefluthrin was achieved by the catalytic esterification of DCC and DMAP.

优化后工艺对四氟对苯二甲酯的还原采用了廉价高效的还原试剂KBH4-LiCl，使收率比NaBH4法提高了近一倍；对溴化反应条件进行了优化，单程收率提高了30%；对溴化物还原条件的优化，使其收率提高了近一倍；采用了催化剂DCC和DMAP合成了最终产品七氟菊酯。

The gold NPs on the surface of PPy acted as the"seeds"for growing consecutive particle film on the surface of PPy film in the chloroauric acid aqueous solution containing NH2OH·HCl served as the reducing agent.

最后利用膜表面上的金纳米粒子作为&种子&，在盐酸羟胺和氯金酸的水溶液中，通过多次生长的方式，在吡咯的表面生长一层致密的金纳米粒子。

Based on the actual project, the author of this paper studies the influence of different admixture on the grouting material, the admixture is made up of water-reducing agent ZQG 、grouting mixture SM-1、SM-2、modifier MMA or AR,and determines the basic mix proportion through experiments; Discusses the construction technology of the grouting materials and examines the quality of grouting material through drop-weight deflectometer;The main results are as follow

本文来源：发表网专业发表文章，论文检测等综合性服务，发表文章请到发表网！发表QQ： 185230016本文以工程应用为目标，研究了减水剂ZQG、压浆掺合料SM-1、SM-2、改性剂甲基丙烯酸甲酯共聚物乳液和丙烯酸树脂等不同外加剂对压浆材料性能的影响，并研究确定了压浆料的配合比；对压浆施工技术进行了讨论，并通过落锤式弯沉仪对压浆质量进行检测。主要研究结果如下

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。