A process in which the oil is cracked in the presence of finely divided catalyst which is maintained in an aerated or fluidized state by the oil vapors.
在微粒催化剂存在的条件下油发生裂化的过程，催化剂借助油蒸气维持在松散和流化状态。
A process in which the oil is cracked in the presence of finely divided catalyst which is maintained in an aerated or fluidized state by the oil vapors.
在微粒催化剂存在的条件下油发生裂化的过程，催化剂借助油蒸气维持在松散和流化状态。
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