单词alkene
n.: 烯烃
网络: 链烯烃；烯类；烯属烃
烯；烯烃:
any of a series of gases that contain hydrogen and carbon and that have a double bond(= force of attraction) between two of the carbon atoms
【化学】链烯,烯烃
复数：alkenes
Utilize silkworm to drain rainwater the discarded object to do worthwhile the main raw material to prepare Ye Huang-alkene alcohol .
利用蚕的排泄物作制备叶黄烯醇的主要原料，研究了利用叶黄烯醇制备技术。
The invention also provides the use of the dinuclear cobalt complex as a catalyst in polymerization reaction of alkene active free radicals.
本发明还提供了上述双核钴配合物作为催化剂在烯烃活性自由基聚合反应中的应用。
gaseous alkene; obtained from petroleum and natural gas and used in manufacturing many other chemicals.
一种无色易燃的气态烯烃，从石油和天然气中提取，用于制造其他许多化学品。
The first member of the alkene series is a colorless gas with a characteristic sweetish odor.
第一个成员的系列产品是一种无色气体中以特征且气味。
The technologies of producing synthetic gas, methanol, dimethyl ether, alkene and synthetic oil from natural gas are discussed emphatically.
着重探讨了天然气制合成气、甲醇、二甲醚、烯烃以及合成油的生产工艺。
Properly controling its constituent by refinement, even the LPG with higher alkene content can still meet the requirements for vehicles.
高烯烃LPG通过精制加工，合理控制其成分，能够满足汽车使用要求。
A hydrocarbon was known to be either an alkene or alkane.
某碳氢化合物已知可能是烯烃或是烷烃。
It also showed that and the 6-hydroxyl group could be reacted with acyl halide, haloid ether and halo alkene, but not with halo alkane.
多元醇缩醛衍生物6-羟基除与酰氯反应外，也能和卤代酸酯、溴代烯反应，但不与卤代烷反应；
The results indicate methyl chloride could form alkane and alkene during temperature 298K-798K and easily become gasoline.
计算结果表明：在298K~798K温度范围内一氯甲烷裂解成烷烃和烯烃属于热力学上可自发进行的反应，并且很容易生成汽油。
The material of the antiskid sheets is synthetic rubber, such as artificial rubber or butyl benzene alkene artificial rubber.
防滑片的材料为合成橡胶如丁基人造橡胶或丁基苯烯人造橡胶。