automatic timing apparatus

例句：

1. 1. The automatic timing apparatus in the factory is very efficient.
   工厂里的自动计时装置非常高效。
2. 2. The car's automatic timing apparatus was designed to save time and reduce fatigue.
   汽车的自动计时装置设计用来节省时间并减少疲劳。
3. 3. The engineer used the automatic timing apparatus to ensure the machine operated smoothly.
   工程师使用自动计时装置来确保机器平稳运行。