介绍了由低纯度仲辛醇催化加氢制备高纯度仲辛醇的工艺。
A process for preparation of high purity sec-octyl alcohol from low purity product by catalytic hydrogenation is introduced.
协议草案要求伊朗用80%的自行生产的低纯度的铀从法国和俄罗斯换取高浓缩的核燃料。
It calls for Iran to trade about 80 percent of its domestically produced low-grade uranium for more highly enriched nuclear fuel from France and Russia.
阐述了使用低纯度对二甲苯（PX）对PTA装置氧化残渣系统工艺参数、技术指标的影响。
The effect of low-purity PX on the process parameters and technical index of residue oxidation system of PTA plant was described.
阐述了低纯度对二甲苯（PX）在本装置使用后，对氧化反应、生产负荷及装置各系统的影响。
The influence of using lower purity PX on oxidization production load and each systems of the PTA plant is introduced.
目前，两个试验用的“cascades”164内联高速离心分离机已能够进行低纯度铀浓缩。
So far, it has assembled two experimental “cascades” of 164 interconnected high-speed centrifuges to produce small amounts of the low-enriched sort.
今后市场对高纯度氯乙酸产品的需求将保持旺盛，含量在98%以下的低纯度产品市场将日益缩减。
For the future, the demand of high-purity chloroacetic acid will be strong, the market of low-purity products with content being less than 98% will increasingly drop.
以低纯度商品大豆异黄酮为原料，利用酸水解法、超声波辅助酸水解法及酶水解法制备高纯度大豆异黄酮甙元产品。
The high purification soy isoflavone aglycone was extracted from low purification soy isoflavone product by acid hydrolysis, ultrasound-assisted acid hydrolysis and enzyme hydrolysis.
为满足国内市场对高纯度三乙醇胺的需求，采用以低纯度三乙醇胺为原料的生产路线，获得含量99％的高纯度三乙醇胺。
To meet the demand for high purity TEA in domestic market, 99% high purity triethanolamine (TEA) was prepared by a route using low purity TEA as raw material.
根据新协议，一年内，伊朗将向土耳其输送1200千克储备低纯度浓缩铀以交换其120千克浓缩铀（纯度约20%）用以生产药用（特别用于癌症的治疗）同位素的研究用反应堆。
Under the new deal, Iran says it would send 1,200 kg of its stockpile of low-enriched uranium to Turkey.
这种复合材质的运用给予耳机单元一个结实而低谐振的“底盘”。耳机线采用新的高纯度铜制造。
The combination of materials self-damps to give the revised drive unit a solid, low-resonance base to work from. A new high-purity copper cable completes the engineering content.
本论文的初期工作是制备层状有序的、含氧量低的高纯度硅纳米线。
The intention of this dissertation is to prepare orderly silicon nanowires with high purity.
本法与氯化锂熔体电解制取锂的工艺相比，具有产品成本低、纯度高、环境状况好的优点。
This process has the following advantages compared with LiCl melt electrolysis process: low cost, high lithium purity, without environment pollution.
以中原原油直馏馏分为原料，用尿素络合法制得纯度较高的轻液体石蜡和低凝点煤油。
High purity light liquid paraffin and low condensing point kerosene are produced by urea complex using Zhongyuan crude oil distilling cut as raw materials.
该文针对番茄红素生产过程中产品产率低、纯度差的现状，对番茄红素的稳定性、生产方法、纯化方法、异构体的分离以及检测进行阐述。
For the low productivity and degree of purity of lycopene in China, the article analyze the stabilization, production, purification, separation of isomer and anaysis of lycopene.
应用萃取富集、分离、提纯，可以由矿石直接生产金属无机盐，纯度高、成本低。
The inorganic chemicals with high purity and low cost directly from ores can be produced through the concentration, separation and purification of solvent extractions.
本文着重叙述高纯度、低水泥、刚玉质耐火浇注料的研制过程、性能以及在我国冶金工业的使用情况。
This paper emphasizes the development, quality and application of corundum castable refractories of high purity, low cement-content.
此方法反应周期短、产品纯度高、耗能低、三废少，是一个很易形成生产能力的新方法。
This method have such advantages as its short cycle length, high purity of the products, low energy consumption and little wastes. it is really a new method easy to form a productive capacity.
新方法操作简单，劳动强度低，银回收率高，产品纯度高。
The features of the method are labor intensity low, operating easily, the recovery of silver and purity of product silver high.
传统的金属镁热还原法制取的硼粉纯度低，含有大量的镁、氧等杂质。
The boron powder prepared by traditional heating reduction with magnesium is lower in purity and contains high impurities, such as Mg, o.
成熟叶片中含有较多的初次生代谢产物如酚类、多糖类、脂类等物质，而且所含DNA相对较少，所以提取难度大，纯度低。
Mature leaves contain more initial metabolites, such as phenols, polysaccharides, lipids and other substances, and the DNA contained in a relatively small, so it is difficult to extract a low purity.
合成的十二腈品质较高，纯度大于99.5%，副产物少、成本低，具有工业化价值。
Dodecanenitrile to be synthesized in this way is good in quality with purity over 99.5% and little by-products and low cost. It is worthwhile industrialization.
该方法具有设备和工艺简单、能耗低以及产品纯度高等优点。
This technique has many advantages - simple technology and equipment less energy consumption and high purity.
最终得到的产品纯度高、杂质度低，适合于进一步纯化和结构鉴定。
End extracted product had high purity and low impurity characteristic, it would be fit to purify and structure identification.
特点：低碱、低硫酸钠、高纯度。
以大庆直馏柴油为原料，经异丙醇尿素脱蜡制得纯度较高的重质液体石蜡和低凝点脱蜡油。
High purity heavy liquid paraffin and low condensing point dewaxing oil are produced by urea complex using Daqing crude oil distilling cut as raw materials.
对采用纳滤技术生产高纯度低聚果糖进行了研究。
The nano filtration technique to produce high - purity fructo oligosaccharide is investigated.
该方法具有合成路线简单、成本低、产品纯度高、对操作条件要求较宽等特点。
This route is not only simple but also cheap. In addition, the purity and productive percent is high, and the productive condition is suit to manipulate.
在用碱水解玉米麸质粉生产玉米蛋白发泡粉的基础上，就玉米蛋白发泡粉得率低，纯度低，色泽深等问题进行了研究。
A study was done on the problems such as the relatively low yield, low purity and dark color of the corn-gluten foaming powder produced by means of hydrolyzing corn gluten with alkali.
在用碱水解玉米麸质粉生产玉米蛋白发泡粉的基础上，就玉米蛋白发泡粉得率低，纯度低，色泽深等问题进行了研究。
A study was done on the problems such as the relatively low yield, low purity and dark color of the corn-gluten foaming powder produced by means of hydrolyzing corn gluten with alkali.
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