adj.烯的(烯烴族的)

Olefin gas closely approximates air. 烯空氣跟空氣十分近似。

I advise you don't,but put on some olefin to conserve it. 建議不磨了，上石臘保存起來吧。

Ozone is formed in the reaction, and a nitro derivative of the olefin. 在反應(yīng)中形成臭氧及烯烴的硝基衍生物。

Collect supply/demand data and conduct marketing analysis for olefin products. 收集烯烴產(chǎn)品的市場供需數(shù)據(jù)并做市場調(diào)研。

Domestic gasoline consists of more than 75% high olefin contained FCC naphtha. 我國車用汽油的組成中烯烴含量較高的催化裂化汽油占75%25以上。