So the synthesis process must be optimized to avoid the formation of the above impurities and the oxidation of the synthesized mg2si 因此必须对工艺过程加以控制以避免杂质的产生和生成的mg_2si被氧化。
The optimization of sinpec changling co .'s methanol synthesis process, which using coking dry gas as feedstock, is described 摘要介绍了中国石化股份公司长岭分公司焦化干气制甲醇工艺技术的优化应用情况。
Using a wide variety of building blocks in the synthesis process, drewrad resins can be created with an endless range of structural and functional features 在树脂合成中通过引入各种链段,可以设计出不同结构和功能的树脂。
Abstract : this paper presents synthesis process and mechanical properties of unsaturated polyester as well as application for decorative meterials 文摘:文中介绍不饱和聚酯胶粘剂的合成工艺,力学性能及在装饰材料方面的应用。
In this paper synthesis process of pseudo boehmite by aluminum sulfate and its application in the preparation fcc catalysts are described 摘要报导了以硫酸铝为原料合成拟薄水铝石的工艺以及该工艺所制拟薄水铝石用于只fcc催化剂的制备。
According to the actual situation of the synthesis process, the yield of the polysaccharides would be improved if the stable phase had been prolonged by adjusting the metabolism artificially 根据发酵试验的实际情况,若经过代谢调控延长稳定期,有可能还会进一步提高灵芝多糖的产量。
6, the optical rotation of compounds with chiral center was tested by rotationally analysis instrument, it was found that the rotation was maintained during the synthesis process 从化合物16、17和18的液晶相态的图像可见,在h个类型16、17和18的化合物中,液晶相态的变化均呈现对应的关系。
First of all, prepare srtio3 powder materials by sol-gel process and solid phase synthesis process . stir time, gel time, gel temperature, heat treat temperature and so on are researched in sol-gel process 用固相合成法制备钛酸锶粉体材料中研究了ti/sr比、研磨方法对制备钛酸锶粉体材料的影响。
The peculiarities and the progress in research of production and application of acetoin were described . the chemical synthesis process and the micro-organism fermentation method were also compared 摘要简述了3-羟基丁酮的性质以及生产应用方面的研究进展,并对化学合成法与生物发酵法生产3-羟基丁酮的工艺方法进行了比较。
The structures of these compounds were confirmed by means of nmr, 1r, elemental analysis and mass spectroscopy . the problems occurred in synthesis were discussed and dissolved . the synthesis processes were optimized 通过nmr、ir、元素分析等手段对其结构进行了表征,对合成过程中出现的问题进行了讨论和解决,优化的合成方法。