“butene”的概念、定义、翻译、参考文献-科学参考

单词	butene
释义	butene Encyclopedia 工学丙烯释 butene；butylene丁烯具有4个碳原子的单一双键链烃化合物。分子式C4H8，常温常压下为无色气体，比空气重，易燃易爆，大都具有特殊气味。理学丁烯释 butene；butylene丁烯化学式为C4H8的烯烃。
随便看	relativistic zone relativity relativity of simultaneity relativity principle relativity shift relativity theory relativization relativization of a topology relativized arithmetical hierarchy relativized enumeration theorem relativized formula relativized halting problem relativized recursion theorem relativized s-m-n theorem relator relaunch relaunch statement relaxation relaxation absorption relaxational effect relaxational potential model relaxation and reconstruction of solid surface relaxation coefficient relaxation condition relaxation effect

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。