particle separator短语¹⁴⁴⁹⁷²⁺² 基本例句 颗粒分离器 A model for a fluid catalytic cracking FCC unit which describes the dynamic behavior of the riser, particle separator vessel and the regenerator is developed. 提出了一个用于描述流化催化裂化单元提升管反应器、沉降器及再生器动态行为的计算机仿真模型。 chemyq