Shell fluid catalytic cracking

例句：

1. 1. The process of shell fluid catalytic cracking is crucial for the production of high-quality petroleum products.
   壳式流体催化裂化过程对于生产高质量石油产品至关重要。
2. 2. The shell fluid catalytic cracking unit is designed to improve the efficiency of oil refining.
   壳式流体催化裂化装置旨在提高石油精炼的效率。
3. 3. The shell fluid catalytic cracking technology has been widely used in the petroleum industry, leading to significant improvements in oil quality and energy efficiency.
   壳式流体催化裂化技术在石油工业中得到了广泛应用，显著提高了油品质量和能源效率。