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butene是什么意思？

基础释义
例句
英英词典释义
行业词典释义

butene

英[bʌ'ti:n] 美[bʌ'tin]

n. 丁烯；

相关单词 butene-1 dibutene diethylthiambutene dimethylthiambutene isobutene

例句

The mass fraction of n - butene in mixed C 4 from catalytic cracking after etherized was approximately 40 %. 醚化后的催化裂化混合C4中含有质量分数约为40%的正丁烯,是生产丙烯的优质原料.
Duplication of bands in this region also shown by trifluoropropyne and perfluoro 2 - butene. 三氟丙炔和全氟丁烯 -2 在这个区域也出现双重谱带.
Duplication of bands in this region is also shown by trifluoropropyne and perfluoro 2 - butene. 三氟丙炔和全氟丁烯 -2 在这个区域也出现双重谱带.

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英英词典释义

Noun
1. any of three isomeric hydrocarbons C4H8; all used in making synthetic rubbers

行业词典

石油：丁烯；