fine motion的用法和樣例：
例句
- The features and applications in superprecision turnings of piezoelectric ceramic inching motion devices are introduced.
介紹了壓電陶瓷微動機構的性能特點及在超精密車削加工中的多種用途。 - In the seam tracking system, the motion of the cross slipper has an important effect on the torch movement.
摘要十字滑塊的微動特性對焊縫跟蹤系統中焊槍的運動有著重要影響。
