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- The process of impurity removing from fine silica powders with thermal crack method is investigated by means of DTA and XRD. 通过显微镜观察和X-射线衍射分析方法,研究用热爆裂法除去二氧化硅微粉中杂质的过程。
- The materials were processed by hot extraction,cold storage,impurity removal,filteration and so on. 方法采用热浸法提取、冷藏、除杂、抽滤等方法,通过工艺设计、正交实验研制而成。
- The method of producing cupric subcarbonate from impurity removed waste electrolyte is introduced,and it effecting factors are studied. 介绍了废电解液净化除杂制备碱式碳酸铜的方法 ,并对其影响因素进行了试验研究。
- Refined sugar has had all the impurities removed. 精制糖已经清除所有的杂质了。
- Study is made of KaTaF7 redissolution to reveal the technological conditions and impurity removal efficiency,etc.The industrial application of the said process is de scribed. 对氟钽酸钾重溶进行了工艺条件、除杂效果等研究,并介绍了该方法在生产中的实际应用。
- A kind of new thought with regard to impurity removal is brought forward, by which the impurity and the purified melt are automatically comparted on line, and the separ... 设计了一套自动化程度较高的连续电磁净化处理铝熔体系统,该系统既提高了净化效果,又提高了生产效率。
- The improvement of X-4032 type jigger in organism,wind valve system,discharge system,feed system,impurity removed system and the improvement effect,are introduced. 介绍模糊控制技术在跳汰机自动排料系统中的应用 ,讨论了模糊控制器的设计方法 ,并给出了基于单片机的模糊控制器的实现。
- This study uses phosphogypsum without impurity removal, sodium carbonate and hydrochloric acid to produce special calcium carbonate of high purity over 99%, and the whiteness reaches up to 95%. 摘要利用未经除杂的磷石膏、碳酸钠以及盐酸在一定条件下制备纯度高达99%25以上,白度达95%25的特殊碳酸钙。
- Abstract] This paper analyzes the capacity of impurity removal in each process of copper system in Yunnan Smelter, and provides concrete measures to remove impurity from materials with high-impurity. 通过对云南冶炼厂铜系统各工序脱杂质能力的分析,论证了该厂电炉脱杂质能力的优势,为处理含杂质偏高的原料提供脱杂依据。
- We are removing from London to the country. 我们正从伦敦迁往乡下。
- Besid es, the effect of different impurities removing methods, acidity deposit method and washing deposit method on improving obtaining ratio and content of Baicalin wer e also studied in detail. 该文还探讨了黄芩甙提取过程中水提液杂质去除、酸沉和沉淀物洗涤等方法对黄芩甙得率和含量的影响。
- Workers are removing impurities from silver. 工人们正去除银中的杂质。
- A New Type Iron and Impurity Remove System in Coal 一种新型煤炭除铁除杂系统
- Impurity removal and purification 除杂净化
- Study on the Impurity Removing Mechanism during Preparation of Super Fine Aluminum Silicate from Waste Bearing Aluminum 含铝废液制备超细硅酸铝中除杂机理探讨
- The oxygen react vigorously with the impurity in the iron. 氧气与铁中的杂质发生剧烈的化学反应。
- impurities removing by organic chelating agent 有机螯合除杂质
- Pig iron is converted into steel by removing most but not all the impurities. 生铁变成钢要除掉大部分而不是全部的杂质。
- To this day coal is said to be screened in the colliery when it has stone and other impurities removed from it. 据说煤中掺有石子和其它杂质须去掉时,至今仍得把煤在矿上筛过。
- Here's a handy tip for removing stains from clothing. 这有个除掉衣服上污点的窍门儿。