ethane decolorizes bromine water.
乙可使溴水褪色。
ethane decolorizes bromine water.
乙可使溴水褪色。
The method and the condition of separation epoxy ethane from dihydric alcohol are discribed.
介绍了环氧乙与二元醇的分离方法
条件。
There is more methane,ethane, isobutane and isopentane in shaly limestone than in marlite.
泥灰岩比纯灰岩所产气体中含有更多的甲、乙
、异
异戊
。
This paper initially discussed synthesis and modification of tetrafunctional epoxy resin(1,1,2,2- tetrakis(hydroxy phenye)ethane),as well as application in copper clad laminate.
对四官能环氧树脂[1,1,2,2-四(对羟基苯基)乙四缩水甘油醚]的合成与改性及在覆铜板中的应用作了初步探讨,并对其屏蔽紫外线与产生荧光的机理作用作了简单阐述。
The oxidative dimerization of aryl methanes in organic solvents by using alkaline catalysts is an important way to prepare diphenyl ethanes and diphenyl ethylenes.
芳基甲在有机溶剂介质中、碱催化下的氧化缩合反应,是合成二苯乙烯(
)类化合物的重要途径.
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