1.
Some kinds of technology and development that use gas purification technology to produce high purity nitrogen are introduced.
介绍了利用气体纯化技术制取高纯氮气的几种工艺路线及发展情况。
2.
The Manufacture of High Purity Chlorine Dioxide Gas Generator with Chemical Method;
化学法高纯气体二氧化氯发生器研制
3.
Ethanolamines are also of value in the purification and the separation of gases.
乙醇胺在气体的纯化和分离方面也是有用的。
4.
Products: Highly Toxic Gases, High-Purity Gases, Rare Gases and Pyrophoric Gases
产品：剧毒气体，高纯度气体，稀有气体和自燃气体
5.
The gasolene, kerosene, and the gas oil fractions are purified to remove unwanted materials, mainly sulphur compounds.
汽油，煤油，和气体油馏分被提纯以去除不想要的物质，主要是硫化物。
6.
IMPURITY ANALYSIS OF HIGH PURITY METHANE CCQM K66 INTERNATIONAL COMPARISON
高纯甲烷纯气体中的杂质分析——CCQM K66国际比对
7.
Purified hydrogen is passed over a liquid metal halide.
让纯化氢气通过液态金属卤化物。
8.
Gases for electronic industry--High purity ammonia
GB/T14601-1993电子工业用气体高纯氨
9.
Design and operation of a 2500m~3/h nitrogen purification unit
2500m~3/h氮气纯化装置的设计和运行
10.
Economic Feasibility Analysis of Purifying Hydrogen through Utilization of Off-gas in Yangzi Petrochemical Company;
扬子石化利用尾气提纯氢气的经济可行性分析
11.
Purification of aerolysin of Aeromonas hydrophila by affinity chromatography and analysis of its hemolytic activity
嗜水气单胞菌气溶素的纯化及其溶血特性分析
12.
Studies on the Separation and Purification of High Content Tea Catechins EGCG and ECG;
高纯度儿茶素单体EGCG和ECG分离及纯化工艺研究
13.
After exploding a fraction of the slar is usually left (if it has not turned into pure gas) and that fraction of the star is known as a neutron star.
爆炸后，恒星的一小部分通常残留下来（如果没有转化为纯粹的气体），这一部分被称为中子星。
14.
Normally, helium is present in less than 1% by volume in natural gas. Helium is recovered, refined, and liquefied.
正常情况下，氦在天然气中的体积比是1%。氦要经过回收、提纯和液化过程。
15.
Normally, helium is present in less than1% by volume in natural gas.
正常情况下，氦在天然气中的体积比是1%氦要经过回收、纯和液化过程。
16.
A Study for Purification and Trace Impurities' Analytical Methods of High Purity Nitrogen
高纯氮气纯化工艺及微痕量组分分析方法的研究
17.
Study on the Atmospheric Corrosion and Chemical Conversion Coatings for Pure Magnesium and Magnesium Alloys;
纯镁及镁合金大气腐蚀和化学氧化工艺研究
18.
Simulation and Analysis by PRO/II on Pure Oxygen Catalytic Reforming for COG to Methanol Technology
焦炉气催化纯氧转化的PRO/Ⅱ模拟计算及分析