“element composition of crude oil”的概念、定义、翻译、参考文献-科学参考

单词	element composition of crude oil
释义	element composition of crude oil Encyclopedia 理学原油的元素组成释 element composition of crude oil原油元素组成组成原油的碳、氢、硫、氮、氧及微量元素。
随便看	key process area, KPA key-process point of control key recovery key school system keyseat reamer Keyser keysets key sharing key shelterbelt development program in the "Three North" region，the Yangtze River basin and other river basins keys in conditional access system key size key space key space entropy key species key state-owned forest state-owned forest regions keystone keystone ecosystem keystone species keystone species of aquatic community key stream keystroke-level model Keystroke-logging keystroke monitoring key substation key technologies of mobile communication

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