industrial maintenance

例句：

1. 1.The factory needs regular industrial maintenance to keepits machinery running smoothly.
   工厂需要定期的工业维护，以保持其机械运转顺畅。
2. 2.The engineers are responsible for the industrialmaintenance of the equipment.
   工程师们负责设备的工业维护工作。
3. 3. The company provides industrial maintenance servicesto its customers.
   该公司为客户提供工业维护服务。