orthoflow fluid catalytic cracker

例句：

1. 1.The orthoflow fluid catalytic crackeris a critical component in the production ofhigh-quality petroleum products.
   正流量流体催化裂化器是生产高质量石油产品的关键部件。
2. 2. The FCR is designed to efficientlyconvert heavy oil into lighter,more valuable fractions.
   FCR设计用来高效地将重油转化为更轻、更有价值的产物。
3. 3. In theprocess of refining, the ortho-flow fluidcatalytic cracker plays a crucialrole in removing impurities and producingclean oil.
   在炼油过程中，正流量流体催化裂化器在去除杂质和生产清洁油方面起着至关重要的作用。