shaft for adjustment

例句：

1. 1. The shaft for adjustment is crucialin the operation of the machine.
   用于调整的轴在机器的操作中至关重要。
2. 2. The engineerused a shaft for adjustment to fine-tune the machine's performance.
   工程师使用一个用于调整的轴来调整机器的性能。
3. 3.The shaft for adjustment was designed to allowfor easy adjustment of the machine'ssettings.
   用于调整的轴设计得可以方便地调整机器的设置。