network maintenance

例句：

1. 1. The company's network maintenance team is responsible for ensuring the smooth operation of the network.
   该公司的网络维护团队负责确保网络的顺畅运行。
2. 2.Network maintenance is crucial for maintaining a stable and reliable internet connection.
   网络维护对于保持稳定的互联网连接至关重要。
3. 3.The technicians are responsible for performing regular network maintenance tasks to keep the system running smoothly.
   技术人员负责执行定期的网络维护任务，以确保系统平稳运行。