“catalytic　cracking catalysts”的概念、定义、翻译、参考文献-科学参考

单词	catalytic　cracking catalysts
释义	catalytic　cracking catalysts 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。
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