高纯甲烷 high purity methane英语短句 例句大全

高纯甲烷,high purity methane

1)high purity methane高纯甲烷

英文短句/例句

1.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

2.Standard Adiabatic Bomb Calorimeter and Determinationof Heat of Combustion of High Purity Methane标准绝热型弹式热量计及高纯甲烷热值的测定

3.Synthesis Process of Higher Purity Mestylene by One-step Alkylation-separation一次烷基化法制取高纯度均三甲苯的工艺研究

4.Synthesis and Property of High-purity Tetradecyl p-xylene Sodium Sulfonates;高纯度十四烷基对二甲苯磺酸钠异构体合成与性能研究

5.Study on the Synthetic Process of Higher Purity Mestylene By One-Step Alkylation-Separation;一次烷基化—分离法制取高纯度均三甲苯的工艺研究

6.Synthesis of high purity multi-walled carbon nanotubes over Co-Mo/MgO catalyst by the catalytic chemical vapor deposition of methaneCo-Mo/MgO催化剂上甲烷化学气相沉积制备高纯度多壁碳纳米管(英文)

7.Purification and characterization of 4-tert-butyl-4-methoxy-dibenzoylmethane对叔丁基甲氧基二苯甲酰甲烷的纯化及表征

8.New process for producing high purity mesitylene by primary alkylate separation is researhed and developed and the tech economic evaluation is made.研究开发一次烷基化分离法生产高纯度均三甲苯新工艺,并对其进行了技术经济分析评价。

9.The new one step manufacturing process of mesitylene was introduced and the tech economic benefit on this process was evaluated.研究开发了一次烷基化分离法生产高纯度均三甲苯新工艺,并对其进行了技术经济分析评价。

10.Determination of purity of basic dye by two phase titration两相滴定法测定三苯甲烷类碱性染料的纯度

11.Security technology of methane recovery from coalbed gas with oxygen从含氧煤层气中安全分离提纯甲烷的工艺方法

12.High-purity n-heptane and isooctance--Determination of purrity--Capillary gas chromatographyGB/T8120-1987高纯正庚烷和异辛烷纯度测定法(毛细管色谱法)

13.Application of Pure Oxygen Methane Conversion Technology in Coke Oven Gas to Methanol Projects甲烷纯氧转化工艺在焦炉煤气制甲醇装置中的应用

14.Feasibility of Producing High Purity Methanol from Industrial Grade Methanol by Purification in China;我国工业甲醇提纯精制高纯甲醇的可行性

15.Research on Steam Methane Reforming Hydrogen Production System Coupling to HTGR;高温堆甲烷蒸汽重整制氢系统的研究

16.Process Improvement on the Synthesis of C-nor-D-homo SapogeninC-去甲-D-高甾烷的合成工艺改进

17.High temperature oxidation of dichloromethane in air空气气氛中二氯甲烷的高温氧化特性

18.Fluorinated method for industrial uses--Determination of purity--Gas chromatographyGB/T7375-1987工业用氟代甲烷类纯度的测定气相色谱法

相关短句/例句

trifluoromethane高纯三氟甲烷

3)high-purity hexamethyldisilane高纯六甲基二硅烷

4)high purity propane高纯丙烷

1.According to the characteristic of propane material ,thehigh purity propane (≥99.根据丙烷原料特点,采用吸附、催化加氢和精馏相结合的方法,研制出纯度≥99 995%的高纯丙烷,满足了微电子工业对高纯丙烷的质量要求。

5)high purity ethane高纯乙烷

6)high purity butane高纯丁烷

延伸阅读

高纯甲烷分子式：CH4CAS号：性质：纯度99.99％。别名沼气。无色、无臭、无味的可燃气体，溶于乙醇和乙醚，微溶于水。是简单的窒息剂。相对密度ds(15.6℃，空气=1)0.5549。气体密度0.6784kg/m3(15.6℃，101.3kPa)；液体密度425.61kg/m3(-161.49℃)。沸点-161.49℃。熔点-182.61℃。有二级精馏法；吸附-膨胀脱附法；吸附-间歇精馏法三种制法。纯甲烷用于计数管充填气，金属表面渗碳和碳膜淀积，标准气、校正气、催化剂的评价气。最近用作大规模集成电路干法刻蚀或等离子刻蚀气的辅助添加气及非晶硅太阳能电池生产。高纯甲烷燃烧用于制造特种质量电子器件用的炭黑。