“催化裂化催化剂”的概念、定义、翻译、参考文献-科学参考

单词	催化裂化催化剂
释义	催化裂化催化剂 Encyclopedia 工学催化裂化释 catalytic　cracking catalysts催化裂化催化剂改变催化裂化反应速率而本身不参与反应的物质。用于催化裂化工艺技术，选择性地将重质油原料裂化为液化气、汽油和柴油产品，甚至一些低碳烯烃类产品。
随便看	pre-implantation genetic diagnosis，PGD preimplantation genetic screening preimplantation genetic screening，PGS preimpregnated pre-incident management pre-incident planning pre indefinite inner product space pre-indefinite inner product space preindefinite inner product space preinducer pre-induction preinductive class pre-initiation complex preinjector pre-inner product pre-inner product space pre-integral pre-intervention preionization pre irradiation grafting pre-irradiation grafting pre irradiation polymerization pre-irradiation polymerization Pre-job Training prejudication principle

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。