Critical units to be upgraded include fluid catalytic cracker units , cokers, ultracrackers and alkylation units.
关键单元的升级包括液态催化裂化装置设备、炼焦器 、 超加氢裂化装置以及烷化设备.
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The analytical data shows that reduced crude is an ideal feedstock for the Residuum Catalytic Cracker.
分析数据表明长庆重油是比较理想的重油催化裂化原料.
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