Hesselman engine

例句：

1. 1.The Hesselman engine was a revolutionary invention that greatly improved efficiency in the field of power generation.
   赫塞尔曼引擎是一项革命性的发明，极大地提高了发电领域的效率。
2. 2. The Hesselman engine was used in many different applications, from aircraft to industrial machinery.
   赫塞尔曼引擎被广泛应用于各种领域，从飞机到工业机械。
3. 3. The Hesselman engine is considered one of the most efficient and reliable engines available today.
   赫塞尔曼引擎被认为是当今最高效和可靠的发动机之一。