目前镓提纯方法多采用电解法。
At present, The method of purifying Gallium is adopted electrolysis.
本发明提供一种锌渣提纯方法和提纯装置。
The invention provides a zinc slag purification method and a zinc slag purification device.
环烷酸的提纯方法主要有物理方法和化学方法。
The methods of purification for naphthenic acid consist of physical method and chemical method.
这是一种贵金属二次资源的利用回收和提纯方法。
The method is to recycle and purify the secondary resources of noble metals.
在分析香兰素性质的基础上提出了新的提纯方法。
Based on the study of vanillin characteristics, new purification methods are presented.
目的探讨中药五谷虫抗菌物质的提纯方法和抗菌活性。
Objective Study the purification method and antibacterial activity of Chinese herb (the larvae of Lucilia sericata).
本文简要介绍了环烷酸的来源、分子结构和提纯方法。
In this paper, we have introduced briefly the source molecular structure purification of naphthenic acids.
本发明是关于利用合成法制得的聚乙二醇的提纯方法。
This invention is about refinement method of polyglycol produced by synthesis method.
介绍了磁铁矿的选矿提纯方法和获得磁铁矿超细粉的两种途径。
In this paper, the magnetite purification and two methods for obtaining ultrafine magnetite powder were introduced.
并对GPV株系毒源进行了提纯；对其提纯方法有所改进和简化。
We have purified the samples of GPV strain, and improved and simplified the procedure of purification.
介绍了降凝剂中间体丙烯酸高碳醇酯的合成和产品分离提纯方法。
Synthesis and purification of long chain alkyl acrylate as intermediate of pour point depressant were introduced.
作者论述了蔗糖酯的各种化学合成、分离提纯方法及其研究进展。
This study investigates the various approaches in chemical synthetic as well as purification and developments of re - Search.
比较了茄尼醇提取物粗提纯方法；采用液相制备色谱法进行粗提纯。
A method for the purification of solanesol by preparative liquid chromatography was proposed.
对几种膨润土提纯方法进行了研究，简述了其基本原理、提纯效果及优缺点。
In this paper, some methods of purification of bentonite were studied. Their basic principles, effectiveness of purification, merits and demerits were briefly introduced.
由于美国专利合成与提纯方法过于简单且产率较低，纯度达不到医药级纯度。
According to synthesis and isolation of US patent, its purity cannot meet the requirement of pharmacopoeia.
同时对各类提纯方法的机理进行了讨论，简述了本研究小组在提纯方面的工作。
Furthermore the mechanisms involved in these purification methods were discussed. And the work of our group in purifying carbon nanotubes was briefly introduced.
测定了它们的红外光谱和核磁共振谱，探索了适宜的反应条件及产物的提纯方法。
The favourable reaction conditions and the purification methods of these compounds were found out.
本文报导通过改变催化剂、氧化剂及改进提纯方法提高己二酸的产率和纯度的方法。
The adipic acid′s productinity and purity were increased mostly by changing the oxidizing agent, the catalyzer and the puricatony method.
当采用替代的提纯方法时，获得的产品应象第一次一样，接受最后加工操作与检验。
When an alternate purification procedure is used, the recovered material should be subjected to the same final processing operation and the same testing as for the first time.
结果显示，该提纯方法比其它方法回收率高，纯度高，氧化条件柔和，实验过程易于控制。
The result indicated that the purification methods presented could result in high recovery ratio, high purity, mild oxidation condition, and easy control of test in contrasted with other ones.
制备丙烯酰氧基烷基烷氧基硅烷的方法，其提纯方法，在组合物中的稳定化方法及其应用。
Method for preparing acryloyloxy alkoxy silane, purification process thereof, stabilization process in compositions and uses thereof.
本发明也公开了用该细胞系制备单克隆抗体、抗体提纯方法及该抗体的辣根过氧化酶标记法。
The invention also discloses preparation of the monoclonal antibody by using the cell line, a method for purifying the antibody and a horseradish peroxidase labeling method for the antibody.
综述了烷基卤化锡的合成方法并进行了比较，介绍了烷基氧化锡的生产工艺及分离提纯方法。
The synthesis methods for alkyltin halide were reviewed and compared. The production process for alkyltin oxide was introduced as well as its separation and purifying methods.
本试验以甲型副伤寒沙门氏菌体抗原多克隆抗体的制备及提纯为例，提出可行的更简易的提纯方法。
In this experiment, we took the example of preparation and purification of polyclonal antibody of somatic antigen of Salmonella paratyphi a and found out a simpler feasible way of purification.
本文介绍了溶剂萃取、离子交换、电解精炼和区域熔炼等冶金提纯方法在高纯铁制备过程中的应用。
The methods of preparing high purity iron include solvent extraction, ion exchange, electrolytic refining, zone melting, and so on.
利用内消旋丙交酯在水中水解的速度大于其它丙交酯的特点，用水洗和四次重结晶相结合的提纯方法，获得了高纯的L-丙交酯。
Using the difference of the hydrolysis speed in the water between meso-lactide and other lactides, high pure L-lactide was obtained by water washing-four times recrystallization.
尽管淀粉提纯物，耗费较高，但它比其他任何以植物为原料的方法都更高效，并且原理得到了证明。
Though starch is arefined and relatively expensive starting point, his method is more efficientthan any of the alternatives that begin with plant matter. It is also a proofof principle.
但是我想阐述的是，这是一种,提纯挥发性弱的物质的方法。
But all I want to really illustrate is, this is a strategy for purification of the less volatile component.
所以如果你真的去提纯，比方说，从乙醇水混合物里提纯乙醇，这就是操作方法。
So of course if you're really purifying, say, ethanol from an ethanol water mixture, that's how you do it.
经过：他用加热的方法提纯葡萄酒以便运输，打算到达目的地后再兑水还原。
What Happened: He used heat to concentrate wine in order to make it easier to transport, with the idea of adding water to reconstitute it when he arrived.
应用推荐