polytropic process

例句：

1. 1. The polytropic process of photosynthesis isessential for plant growth.
   光合作用的多阶段过程对于植物生长至关重要。
2. 2. The development ofthe polytropic process has greatly improvedthe efficiency of the manufacturing process.
   多阶段过程的发展大大提高了制造过程的效率。
3. 3. The studyof the polytropic process is crucialfor understanding the complex interactions between different materials.
   研究多阶段过程对于理解不同材料之间的复杂相互作用至关重要。