double-bond

常见例句

The Alkene Double Bond: A Focus of Reactivity.
21烯烃的双键：重点是反应活性。
One atom of oxygen is linked to the nitrogen atom by a double bond.
一个氧原子以双键与氮原子相连。
Compared with diolefine rubber,EPDM has less double bond.
与二烯烃橡胶相比,EPDM的双键很少。
In the ethyne molecule, a double bond links together the two carbon atoms.
在乙烯分子中是由一个双键将两个碳原子连结在一起的。
An organic compound containing many double bonds.
多烯一种包含许多双键的有机化合物
The triple bond does not usually react so vigorously at a carbon-carbon double bond.
三键在反应时一般不象烯烃中的碳-碳双键那样剧烈。