formal power series field

例句：

1. 1. Theformal power series field is a critical component of the design process.
   正式的功率系列场是设计过程的一个关键组成部分。
2. 2.In this study, we focused on the formal power series field to investigate its impact on energy efficiency.
   在这项研究中，我们专注于正式的功率系列场，以研究其对能源效率的影响。
3. 3. The formal power series field has been widely used in various applications, such as power systems and control systems.
   正式的功率系列场已在各种应用中广泛使用，如电力系统和控制系统。