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methods of preparation中文是什么意思

  • [化学 冶金] 制造方法

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  • The paper developed a novel method of preparation of potassium ferrate by hypochlorite oxidation, and determined the optimal parameters . the experimental results demonstrate that fe ( vi ) compounds with high purity and yield can be prepared by raw technical materials . a variety of fe ( vi ) cathode materials, synthesized by potassium ferrate and alkaline-earth metal salts, provide a high-energy electrochemical discharge
    采用改进的次氯酸盐氧化法(湿法),以工业级的原料,在实验室内,从1到4倍率规模合成高纯度、高收率的fe()化合物起始物??高铁酸钾,纯度可达98、收率在80以上;再以高铁酸钾为原料合成碱土金属fe()化合物或其他fe()复合物,其中碱土金属fe()化合物纯度可达94以上。
  • A review on the present status of application of sol-gel technique in electrochemical and biological sensors, covering mainly the years from 1992 to 2006, was given in this paper, focusing specially on the methods of preparation of electrochemical and biological sensors using sol-gel technique to encapsulate electrochemically active substances or biologically active molecules, and the related principles, on the influential factors on the preparation of such censors and on its analytical applications
    摘要对溶胶凝胶技术在制备电化学和生物传感器中的应用近况(涉及年份主要在1992-2006年间)作了评述,内容主要集中在应用此技术包埋某些电化学活性物质或生物化学活性分子于其中而制备相关传感器的方法及其原理,在制备传感器过程中的影响因素以及此类传感器的分析应用。
  • Finally the method of preparation of p-si tft and some useful dates were given . the dissertation includes seven chapters . the first chapter introduces the development of tft; the second chapter introduces the principle of tft and its structure; the third chapter provides the reason of superposition capacitance between s, d and gate; the fourth chapter introduce the deposition and test method of sinx; the fifth chapter introduces the fabrication of p-si; the sixth chapter studies the fabrication techniques of p-si tft and some parameters; the seventh chapter is a conclusion of the research
    本文一共分为七章:第一章介绍了本论文的研究背景、研究意义、主要工作以及国内外的研究进展;第二章介绍了tft的结构和工作原理;第三章介绍了栅极与源、漏极之间叠加电容产生的原因和自对准工艺;第四章介绍了氮化硅的制备方法和测试方法;第五章介绍了多晶硅tft有源层的制备方法并对各种晶化机理做了介绍;第六章主要对利用自对准工艺制备tft的工艺进行研究,并对制备出来的样品进行了测试;第七章对全文进行总结。
  • In order to make investigators know about the current research state of preparation of the carbon / graphite materials with high density and strength from mesocarbon microbeads, and direct the research, development and production, in this review, the influence of preparaed mesocarbon microbeads from various raw materials and methods of preparation, ball diameter of carbosphere, preoxidation temperature and time, moulding pressure and time, heat treatment temperature and heating rate, holding time on the mechanical properties and microscopic structure of carbon / graphite product were discussed by us
    摘要为了对中间相炭微球制备高密高强炭石墨材料的研究现状有所了解,并且对实验和实际生产起到指导作用,本文通过参阅大量中外文献,讨论了不同原料及制备方法制得的中间相炭微球、炭微球的球径、预氧化温度及时间、成型压力及时间、热处理温度及升温速率、保温时间对炭石墨制品的力学性能及微观结构的影响。
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