这种力量或流化催化剂在反应器和再生器之间不断循环，用空气、油蒸气和蒸汽作为输送介质。
This power, or fluid catalyst, is continuously circulated between the reactor and the regenerator, using air, oil vapor, and steam as the conveying media.
通过将轻催化石脑油和催化循环油与水蒸汽一起注入FCC提升管反应器的上游反应区提高C3和C4烯烃产率的方法。
A process for increasing the yield of C3 and C4 olefins by injecting light cat naphtha and cat cycle oil together with steam into an upstream reaction zone of a FCC riser reactor.
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