早在1941年，流化床工艺过程就第一次以工业规模用于原油的流化催化裂化。
Fluidized bed processing was first used commercially in fluid catalytic cracking of crude oil in 1941.
重油催化裂化是炼油厂重要的二次加工装置，是原油深度加工的重要手段之一。
Residue oil catalytic cracking is an important and major means in deep process in crude treatment.
现有加氢裂化装置的加工能力占原油一次加工能力的比例已达到12.4%。
The processing capacity of hydrocracking units accounts for 12.4% of the total crude processing capacity in China.
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