automation of rolling

例句：

1. 1. The factory has been fully automated to improve efficiency.
   这家工厂已经实现了完全自动化，以提高效率。
2. 2. The robotic arm can perform complex tasks without human intervention.
   这个机器人手臂可以执行复杂的任务，而无需人工干预。
3. 3. The automation of manufacturing processes has significantly reduced labor costs.
   制造业过程的自动化显著降低了劳动力成本。