短語詞組短語fluidized bed catalyst 流化牀催化劑fluidized iron catalyst process 流躰鉄催化法;流鉄催化法英語fluidized bed combustion catalyst 流化催化劑fluidized bed combustion catalyst bed 流化催化劑牀層fluidized catalytic cracking fcc catalyst 催化裂化催化劑 返回 fluidized catalyst