damping vane

例句：

1. 1. The damping vane in the engine helps to reduce vibrations.
   发动机中的阻尼叶片有助于减少振动。
2. 2.The damping vane is designed to absorb energy and prevent overheating.
   阻尼叶片的设计是为了吸收能量并防止过热。
3. 3.The damping vane was installed to improve the performance of the aircraft.
   阻尼叶片的安装是为了提高飞机的性能。