vapor phase cracking

例句：

1. 1. The process of vapor phase crackingis crucial for the production of high-quality petroleum products.
   气相裂解过程对于生产高质量石油产品至关重要。
2. 2. Duringvapor phase cracking, the gasesare separated from the liquids and solids.
   在气相裂解过程中，气体从液体和固体中分离出来。
3. 3. Thevapor phase cracking process has been widelyused in the refining industry toimprove oil quality.
   气相裂解工艺已被广泛应用于炼油工业，以提高油品质量。