查询词典 purification

To study and know well the rudimentary knowledge and the basic techniques of modern Microbiology are demanded for Graduate students. The experiments including the principle and operation of phase contrast microscope and fluorescence microscope; Microphotography , the technique of photographic enlargement;Applications of polymerase chain reaction ; Construction, transformation and detection of plasmid in E.coli ; Infectivity of virus and its molecular detection ; The technique of protoplast fusion in filamentary fungi ; Induction and purification of β-galactosidase from E.coli and assay the enzyme activity; Detection of GC content and DNA-DNA hybridization in bacteria ; Production , extraction and detection of poly--hyduoxy butyrate from bacteria.

以实验教学为主，要求研究生学习和掌握一些现代微生物学研究所需的基本技术，内容包括：相差显微镜、荧光显微镜的使用和显微摄影技术，PCR技术的应用，细菌质粒的构建、转化及检测技术，病毒的侵染性及其分子检测技术，丝状真菌原生质体融合技术，大肠杆菌β-半乳糖苷酶的分离及纯化及其动力学测定技术，细菌G+C mol%的测定及细菌DNA-DNA杂交技术和聚羟基丁酸产生菌的发酵、产物提取及检测技术等。

A new type of separation and purification method for isolating puerarin was developed using chelate complex chromatography.

中文内容：摘要：建立了采用配位色谱柱从葛根素浸膏中分离纯化葛根素的方法。

After purification by metal chelate affinity chromatography, we get 6His-NDRG2 fusion which be nature in structure and will be useful to reseach its functions in future.

为从结构上得到与功能相关的信息，对助汐基因的调控区和 NDRGZ蛋白的二级结构进行了生物信息学分析。

Gas emissions:(1) calciner waste gas, receives the dust purification after respective high-pressured static electricity dust removal, the weight place 75m chimney disperses into the atmosphere, and achieves "Industry Dry kiln Air pollutant Emissions Standard" two level of standard requests.

气体排放：（1）焙烧炉的废气，由各自高压静电除尘收尘净化后，分两座75m的烟囱排入大气，并达到《工业炉窑大气污染物排放标准》二级标准要求。

Company at more than 5000 million of investment funds for the construction of an area of more than 30,000 square meters of scale, modernization of the "Chinese water purification terminal ecological garden" into full use, at the same time-hing capacity 20 million water treatment machine terminal modernization automated production lines, has been the industry's attention.

公司在投资5000多万元资金兴建占地3万多平方米的规模化、现代化的"中国终端水净化生态园"全面投入使用后，同时兴年产能20万台终端水处理整机的现代化、自动化的生产线，备受业界瞩目。

The distribution situation of chironomid and its larvae in water purification structures as well as the relationship of chironomid breeding with water quality and weather in waterworks using ozone/activated carbon filter processes were introduced.

介绍了在设有臭氧—活性炭滤池工艺的深度处理水厂，摇蚊及其幼虫在净水构筑物中的分布情况，其繁殖与水质、气候的关系。

Of which: automatic water purification, chlorine dioxide generator in the field of water treatment has been widely used.

其中：全自动净水器、二氧化氯发生器在水处理领域中已被广泛采用。

This article has described the impact of Chlorine upon the system of Zinc hydrometallurgical extraction,and also presented Chorine removal by Copper cake purification.

文章论述了湿法炼锌中氯对系统的影响，提出了利用铜渣净化除氯的方法，分析了铜渣净化除氯中各因素对除氯效果的影响。

Purification and Identification of Chub Aristichthys nobilis Protamine;2. This paper is about the growth of Aristichthys nobilis and Hypophthalmichthys molitrix on the basis of Einar Lea in Nihe reservoir.

本文研究了泥河水库鲢鳙鱼的生长规律，根据莱亚的鱼体长和鳞长的关系式Ln/L =Sn/S分别推算出鲢鱼和鳙鱼的生长速度体长增长值；并计算出泥河水库鲢鳙鱼的体长与体重的关系、肥满度和生长方程。

Through extraction, separation, purification and structural identification, the functional compound in Chufa husk was found to be the same compound as that in waste slurry.

再次通过分离纯化、气质联用分析荸荠皮中的功能物质，发现其主要成分和实验中从产粉废浆中提取的功能因子相同。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失