PAC

例句：

1. 1. 个人电脑
   Personal Computer
2. 2.生产自动化控制系统
   Production Automation Control System
3. 3. 生产自动化控制设备
   Production Automation Control Equipment
4. 1. The engineer used a PAC to clean the oil from the engine.
   工程师使用PAC来清理发动机的油。
5. 2. The hospital uses PAC for patient monitoring.
   医院使用PAC进行病人监控。
6. 3. The PAC system was designed to improve efficiency in the production process.
   PAC系统设计用于提高生产过程中的效率。