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- dimethyl butane 二甲基丁烷
- Two flow sheets i.e. acetonitrile (ACN) method and dimethyl formamide (DMF) method for separating butane and butene are described. 介绍了两种分离丁烷 /丁烯的方法 ,即乙腈 (ACN)法和二甲基甲酰胺 (DMF)法。
- This is not a right angle, butan acute one. 这不是直角,而是锐角。
- Its main components include propane, butane and butylene. 主要成份是丙烷、丁烷、丁烯等。
- Butane is converted to butadiene for synthetic rubber. 丁烷则转换成丁二烯,用来制造人造橡胶。
- The Dimethyl Sulfate has an annual output of 15,000 tons. 同时我司也是国内最大的磺胺类产品出口基地。
- Its main components include propane, butane and butylene . 主要成份是丙烷、丁烷、丁烯等。
- The main component in 4# solvent is liquefied butane. 四号溶剂主要成分为液化丁烷。
- Dimethyl ether (DME) is produced normally from syngas or methanol. 介绍了二甲醚的应用及其下游产品的开发利用情况。
- Buying a new butane soldering torch was a challenge. 购买一台新丁烷焊炬是一个挑战。
- Dimethyl 5-sulfoisophthalate sodium salt hydrate, 98... 二甲基5-磺酸异邻苯二酸钠盐;
- Triethylene glycol dimethyl ether, stabilized, 99%... 三乙二醇二甲醚/三甘醇二甲醚;
- A flammable gaseous fraction of petroleum,consisting chiefly of butane. 粗丁烷石油中易燃的气体部分,主要由丁烷组成
- A flammable gaseous fraction of petroleum, consisting chiefly of butane. 粗丁烷石油中易燃的气体部分,主要由丁烷组成
- Acetone (or dimethyl ketone): Simplest and most important ketone (CH3COCH3). 丙酮:亦称二甲基酮:分子式为CH3COCH3,最简单和最重要的酮。
- Butane and butylenes has the same characteristic with propane and propylene. 丁烯与丁烷表现出与丙烯、丙烷相似的特性。
- Acetone (or dimethyl ketone): Simplest and most important ketone (CH3COCH3). 丙酮:亦称二甲基酮:分子式为CH3COCH3,最简单和最重要的酮。
- The butane conversion of catalyst aged in different pH has similar value. 在不同pH值老化的催化剂先驱体,经活化后对丁烷的转化率基本相同。
- Study on the kinetics of dimethyl ether one step synthesis from syngas. 合成气一步法制二甲醚的动力学研究
- A hydrocarbon radical, C4H9, with the structure of butane and valence1. 丁基一种碳氢化合的基团,C4H9,具有丁烷的结构,原子价为
