gear increaser

例句：

1. 1. The gear increaser on the engine is responsible for increasing its speed.
   发动机上的齿轮增器负责提高其速度。
2. 2. The gear increaser was designed to improve the efficiency of the transmission.
   齿轮增器被设计用来提高传动系统的效率。
3. 3. The gear increaser is a crucial component in the manufacturing process.
   齿轮增器是制造过程中的一个关键组件。