“petroleum chemistry”的概念、定义、翻译、参考文献-科学参考

单词	petroleum chemistry
释义	petroleum chemistry Encyclopedia 工学石油释 petroleum chemistry石油化学研究石油的组成、性质及其加工成为发动机燃料、润滑剂和石油化学品过程中的化学问题的学科。
随便看	rotational porphyroclast system rotational profile rotational quantum number rotational reflection rotational spectrum rotational speed rotational speed of hydro-generator rotational state rotational structure rotational symmetry rotational term rotational test rotational transform rotational transform angle rotational transition Rotational Troops rotational variable rotational velocity rotational velocity-space velocity relation rotational velocity-spectral type relation rotational wave rotation and stretching rotation arc welding rotation around a fixed point rotation axis

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。