axial piston unit

例句：

1. 1. Thenew engine design uses an axial piston unit to improve efficiency.
   新的发动机设计使用轴活塞单元来提高效率。
2. 2. Theaxial piston unit is responsible for thesmooth operation of the machine.
   轴活塞单元负责机器的平稳运行。
3. 3. Theengineers were taskedwith designing a axial piston unit that could withstand highpressure.
   工程师们被指派设计一个能够承受高压的轴活塞单元。